diff --git a/hscore-minecraft/hscore-minecraft-gui-mask/src/main/java/me/hsgamer/hscore/minecraft/gui/mask/MaskSlot.java b/hscore-minecraft/hscore-minecraft-gui-mask/src/main/java/me/hsgamer/hscore/minecraft/gui/mask/MaskSlot.java
new file mode 100644
index 0000000000..1b31ddb436
--- /dev/null
+++ b/hscore-minecraft/hscore-minecraft-gui-mask/src/main/java/me/hsgamer/hscore/minecraft/gui/mask/MaskSlot.java
@@ -0,0 +1,58 @@
+package me.hsgamer.hscore.minecraft.gui.mask;
+
+import org.jetbrains.annotations.NotNull;
+
+import java.util.Arrays;
+import java.util.List;
+import java.util.stream.Collectors;
+import java.util.stream.IntStream;
+
+/**
+ * The slot for the mask
+ */
+public interface MaskSlot {
+  /**
+   * Create a mask slot from the slots
+   *
+   * @param slots the slots
+   *
+   * @return the mask slot
+   */
+  @NotNull
+  static MaskSlot of(@NotNull List<@NotNull Integer> slots) {
+    return () -> slots;
+  }
+
+  /**
+   * Create a mask slot from the slots
+   *
+   * @param slots the slots
+   *
+   * @return the mask slot
+   */
+  @NotNull
+  static MaskSlot of(@NotNull Integer... slots) {
+    List<Integer> slotList = Arrays.asList(slots);
+    return () -> slotList;
+  }
+
+  /**
+   * Create a mask slot from the slot stream
+   *
+   * @param slotStream the slot stream
+   *
+   * @return the mask slot
+   */
+  @NotNull
+  static MaskSlot of(IntStream slotStream) {
+    return of(slotStream.boxed().collect(Collectors.toList()));
+  }
+
+  /**
+   * Get the slots
+   *
+   * @return the slots
+   */
+  @NotNull
+  List<Integer> getSlots();
+}
diff --git a/hscore-minecraft/hscore-minecraft-gui-mask/src/main/java/me/hsgamer/hscore/minecraft/gui/mask/impl/ButtonPaginatedMask.java b/hscore-minecraft/hscore-minecraft-gui-mask/src/main/java/me/hsgamer/hscore/minecraft/gui/mask/impl/ButtonPaginatedMask.java
index 5f86bf00ff..5997709555 100644
--- a/hscore-minecraft/hscore-minecraft-gui-mask/src/main/java/me/hsgamer/hscore/minecraft/gui/mask/impl/ButtonPaginatedMask.java
+++ b/hscore-minecraft/hscore-minecraft-gui-mask/src/main/java/me/hsgamer/hscore/minecraft/gui/mask/impl/ButtonPaginatedMask.java
@@ -1,6 +1,7 @@
 package me.hsgamer.hscore.minecraft.gui.mask.impl;
 
 import me.hsgamer.hscore.minecraft.gui.button.Button;
+import me.hsgamer.hscore.minecraft.gui.mask.MaskSlot;
 import org.jetbrains.annotations.NotNull;
 
 import java.util.*;
@@ -9,27 +10,27 @@
  * The button paginated mask, those with a long list of {@link Button} divided into pages.
  */
 public abstract class ButtonPaginatedMask extends PaginatedMask {
-  protected final List<Integer> slots = new ArrayList<>();
+  private final MaskSlot maskSlot;
 
   /**
    * Create a new mask
    *
-   * @param name  the name of the mask
-   * @param slots the slots
+   * @param name     the name of the mask
+   * @param maskSlot the mask slot
    */
-  protected ButtonPaginatedMask(@NotNull String name, @NotNull List<@NotNull Integer> slots) {
+  protected ButtonPaginatedMask(@NotNull String name, @NotNull MaskSlot maskSlot) {
     super(name);
-    this.slots.addAll(slots);
+    this.maskSlot = maskSlot;
   }
 
   /**
-   * Get the slots
+   * Get the mask slot
    *
-   * @return the slots
+   * @return the mask slot
    */
   @NotNull
-  public List<@NotNull Integer> getSlots() {
-    return Collections.unmodifiableList(slots);
+  public MaskSlot getMaskSlot() {
+    return maskSlot;
   }
 
   /**
@@ -45,13 +46,14 @@ protected ButtonPaginatedMask(@NotNull String name, @NotNull List<@NotNull Integ
   @Override
   public @NotNull Map<Integer, Button> generateButtons(@NotNull UUID uuid, int size) {
     List<Button> buttons = getButtons(uuid);
-    if (buttons.isEmpty() || this.slots.isEmpty()) {
+    List<Integer> slots = this.maskSlot.getSlots();
+    if (buttons.isEmpty() || slots.isEmpty()) {
       return Collections.emptyMap();
     }
 
     Map<Integer, Button> map = new HashMap<>();
     int pageNumber = this.getPage(uuid);
-    int slotsSize = this.slots.size();
+    int slotsSize = slots.size();
     int offset = pageNumber * slotsSize;
     int buttonsSize = buttons.size();
 
@@ -60,19 +62,19 @@ protected ButtonPaginatedMask(@NotNull String name, @NotNull List<@NotNull Integ
       if (index >= buttonsSize) {
         break;
       }
-      map.put(this.slots.get(i), buttons.get(index));
+      map.put(slots.get(i), buttons.get(index));
     }
     return map;
   }
 
   @Override
   public void stop() {
-    this.slots.clear();
     this.pageNumberMap.clear();
   }
 
   @Override
   public int getPageAmount(@NotNull UUID uuid) {
-    return this.slots.isEmpty() ? 0 : (int) Math.ceil((double) getButtons(uuid).size() / this.slots.size());
+    List<Integer> slots = this.maskSlot.getSlots();
+    return slots.isEmpty() ? 0 : (int) Math.ceil((double) getButtons(uuid).size() / slots.size());
   }
 }
diff --git a/hscore-minecraft/hscore-minecraft-gui-mask/src/main/java/me/hsgamer/hscore/minecraft/gui/mask/impl/MultiSlotsMask.java b/hscore-minecraft/hscore-minecraft-gui-mask/src/main/java/me/hsgamer/hscore/minecraft/gui/mask/impl/MultiSlotsMask.java
index 9bd2a88e6d..15ef45a60b 100644
--- a/hscore-minecraft/hscore-minecraft-gui-mask/src/main/java/me/hsgamer/hscore/minecraft/gui/mask/impl/MultiSlotsMask.java
+++ b/hscore-minecraft/hscore-minecraft-gui-mask/src/main/java/me/hsgamer/hscore/minecraft/gui/mask/impl/MultiSlotsMask.java
@@ -2,6 +2,7 @@
 
 import me.hsgamer.hscore.minecraft.gui.button.Button;
 import me.hsgamer.hscore.minecraft.gui.mask.BaseMask;
+import me.hsgamer.hscore.minecraft.gui.mask.MaskSlot;
 import org.jetbrains.annotations.Contract;
 import org.jetbrains.annotations.NotNull;
 
@@ -11,18 +12,18 @@
  * The masks with multiple slot
  */
 public class MultiSlotsMask extends BaseMask {
-  protected final List<Integer> slots = new ArrayList<>();
+  protected final MaskSlot maskSlot;
   protected final List<Button> buttons = new ArrayList<>();
 
   /**
    * Create a new mask
    *
-   * @param name  the name of the mask
-   * @param slots the slots
+   * @param name     the name of the mask
+   * @param maskSlot the mask slot
    */
-  public MultiSlotsMask(@NotNull String name, @NotNull List<@NotNull Integer> slots) {
+  public MultiSlotsMask(@NotNull String name, @NotNull MaskSlot maskSlot) {
     super(name);
-    this.slots.addAll(slots);
+    this.maskSlot = maskSlot;
   }
 
   /**
@@ -52,13 +53,13 @@ public MultiSlotsMask addButton(@NotNull Button... button) {
   }
 
   /**
-   * Get the slots
+   * Get the mask slot
    *
-   * @return the slots
+   * @return the mask slot
    */
   @NotNull
-  public List<@NotNull Integer> getSlots() {
-    return Collections.unmodifiableList(slots);
+  public MaskSlot getMaskSlot() {
+    return maskSlot;
   }
 
   /**
@@ -74,11 +75,12 @@ public MultiSlotsMask addButton(@NotNull Button... button) {
   @Override
   public @NotNull Map<Integer, Button> generateButtons(@NotNull UUID uuid, int size) {
     Map<Integer, Button> map = new HashMap<>();
-    if (!this.buttons.isEmpty()) {
-      int slotsSize = this.slots.size();
+    List<Integer> slots = this.maskSlot.getSlots();
+    if (!this.buttons.isEmpty() && !slots.isEmpty()) {
+      int slotsSize = slots.size();
       int buttonsSize = this.buttons.size();
       for (int i = 0; i < slotsSize; i++) {
-        map.put(this.slots.get(i), this.buttons.get(i % buttonsSize));
+        map.put(slots.get(i), this.buttons.get(i % buttonsSize));
       }
     }
     return map;
diff --git a/hscore-minecraft/hscore-minecraft-gui-mask/src/main/java/me/hsgamer/hscore/minecraft/gui/mask/impl/SequencePaginatedMask.java b/hscore-minecraft/hscore-minecraft-gui-mask/src/main/java/me/hsgamer/hscore/minecraft/gui/mask/impl/SequencePaginatedMask.java
index 07e88eb6cf..43da62f0c1 100644
--- a/hscore-minecraft/hscore-minecraft-gui-mask/src/main/java/me/hsgamer/hscore/minecraft/gui/mask/impl/SequencePaginatedMask.java
+++ b/hscore-minecraft/hscore-minecraft-gui-mask/src/main/java/me/hsgamer/hscore/minecraft/gui/mask/impl/SequencePaginatedMask.java
@@ -1,6 +1,7 @@
 package me.hsgamer.hscore.minecraft.gui.mask.impl;
 
 import me.hsgamer.hscore.minecraft.gui.button.Button;
+import me.hsgamer.hscore.minecraft.gui.mask.MaskSlot;
 import org.jetbrains.annotations.NotNull;
 
 import java.util.*;
@@ -9,27 +10,27 @@
  * A button paginated mask, where each {@link Button} is a page
  */
 public abstract class SequencePaginatedMask extends PaginatedMask {
-  protected final List<Integer> slots = new ArrayList<>();
+  protected final MaskSlot maskSlot;
 
   /**
    * Create a new mask
    *
-   * @param name  the name of the mask
-   * @param slots the slots
+   * @param name     the name of the mask
+   * @param maskSlot the mask slot
    */
-  protected SequencePaginatedMask(@NotNull String name, @NotNull List<@NotNull Integer> slots) {
+  protected SequencePaginatedMask(@NotNull String name, @NotNull MaskSlot maskSlot) {
     super(name);
-    this.slots.addAll(slots);
+    this.maskSlot = maskSlot;
   }
 
   /**
-   * Get the slots
+   * Get the mask slot
    *
-   * @return the slots
+   * @return the mask slot
    */
   @NotNull
-  public List<@NotNull Integer> getSlots() {
-    return Collections.unmodifiableList(slots);
+  public MaskSlot getMaskSlot() {
+    return this.maskSlot;
   }
 
   /**
@@ -45,14 +46,15 @@ protected SequencePaginatedMask(@NotNull String name, @NotNull List<@NotNull Int
   @Override
   public @NotNull Map<Integer, Button> generateButtons(@NotNull UUID uuid, int size) {
     List<Button> buttons = getButtons(uuid);
-    if (buttons.isEmpty() || this.slots.isEmpty()) {
+    List<Integer> slots = this.maskSlot.getSlots();
+    if (buttons.isEmpty() || slots.isEmpty()) {
       return Collections.emptyMap();
     }
 
     Map<Integer, Button> map = new HashMap<>();
     int basePage = this.getPage(uuid);
     int buttonsSize = buttons.size();
-    int slotsSize = this.slots.size();
+    int slotsSize = slots.size();
 
     for (int i = 0; i < slotsSize; i++) {
       int index = i + basePage;
@@ -61,7 +63,7 @@ protected SequencePaginatedMask(@NotNull String name, @NotNull List<@NotNull Int
       } else if (index >= buttonsSize) {
         break;
       }
-      map.put(this.slots.get(i), buttons.get(index));
+      map.put(slots.get(i), buttons.get(index));
     }
     return map;
   }
@@ -73,7 +75,6 @@ public int getPageAmount(@NotNull UUID uuid) {
 
   @Override
   public void stop() {
-    this.slots.clear();
     this.pageNumberMap.clear();
   }
 }
diff --git a/hscore-minecraft/hscore-minecraft-gui-mask/src/main/java/me/hsgamer/hscore/minecraft/gui/mask/impl/StaticButtonPaginatedMask.java b/hscore-minecraft/hscore-minecraft-gui-mask/src/main/java/me/hsgamer/hscore/minecraft/gui/mask/impl/StaticButtonPaginatedMask.java
index 9972d706df..da8c3e5110 100644
--- a/hscore-minecraft/hscore-minecraft-gui-mask/src/main/java/me/hsgamer/hscore/minecraft/gui/mask/impl/StaticButtonPaginatedMask.java
+++ b/hscore-minecraft/hscore-minecraft-gui-mask/src/main/java/me/hsgamer/hscore/minecraft/gui/mask/impl/StaticButtonPaginatedMask.java
@@ -1,6 +1,7 @@
 package me.hsgamer.hscore.minecraft.gui.mask.impl;
 
 import me.hsgamer.hscore.minecraft.gui.button.Button;
+import me.hsgamer.hscore.minecraft.gui.mask.MaskSlot;
 import org.jetbrains.annotations.Contract;
 import org.jetbrains.annotations.NotNull;
 
@@ -15,11 +16,11 @@ public class StaticButtonPaginatedMask extends ButtonPaginatedMask {
   /**
    * Create a new mask
    *
-   * @param name  the name of the mask
-   * @param slots the slots
+   * @param name     the name of the mask
+   * @param maskSlot the mask slot
    */
-  public StaticButtonPaginatedMask(@NotNull String name, @NotNull List<@NotNull Integer> slots) {
-    super(name, slots);
+  public StaticButtonPaginatedMask(@NotNull String name, @NotNull MaskSlot maskSlot) {
+    super(name, maskSlot);
   }
 
   /**
diff --git a/hscore-minecraft/hscore-minecraft-gui-mask/src/main/java/me/hsgamer/hscore/minecraft/gui/mask/impl/StaticSequencePaginatedMask.java b/hscore-minecraft/hscore-minecraft-gui-mask/src/main/java/me/hsgamer/hscore/minecraft/gui/mask/impl/StaticSequencePaginatedMask.java
index 8db5d085ae..ac652d61e6 100644
--- a/hscore-minecraft/hscore-minecraft-gui-mask/src/main/java/me/hsgamer/hscore/minecraft/gui/mask/impl/StaticSequencePaginatedMask.java
+++ b/hscore-minecraft/hscore-minecraft-gui-mask/src/main/java/me/hsgamer/hscore/minecraft/gui/mask/impl/StaticSequencePaginatedMask.java
@@ -1,6 +1,7 @@
 package me.hsgamer.hscore.minecraft.gui.mask.impl;
 
 import me.hsgamer.hscore.minecraft.gui.button.Button;
+import me.hsgamer.hscore.minecraft.gui.mask.MaskSlot;
 import org.jetbrains.annotations.Contract;
 import org.jetbrains.annotations.NotNull;
 
@@ -15,11 +16,11 @@ public class StaticSequencePaginatedMask extends SequencePaginatedMask {
   /**
    * Create a new mask
    *
-   * @param name  the name of the mask
-   * @param slots the slots
+   * @param name     the name of the mask
+   * @param maskSlot the mask slot
    */
-  public StaticSequencePaginatedMask(@NotNull String name, @NotNull List<@NotNull Integer> slots) {
-    super(name, slots);
+  public StaticSequencePaginatedMask(@NotNull String name, @NotNull MaskSlot maskSlot) {
+    super(name, maskSlot);
   }
 
   /**