diff --git a/system/scripts/items/item-sheet.js b/system/scripts/items/item-sheet.js
index f1240b5..e565bb8 100644
--- a/system/scripts/items/item-sheet.js
+++ b/system/scripts/items/item-sheet.js
@@ -21,6 +21,11 @@ export class ItemSheetL5r5e extends ItemSheet {
         sheetData.data.ringsList = game.l5r5e.HelpersL5r5e.getRingsList();
         sheetData.data.techniquesList = game.l5r5e.HelpersL5r5e.getTechniquesList();
 
+        // Prepare Properties (id => object)
+        if (sheetData.data.properties) {
+            sheetData.data.propertiesList = sheetData.data.properties.map((e) => game.items.get(e));
+        }
+
         return sheetData;
     }
 
@@ -40,6 +45,12 @@ export class ItemSheetL5r5e extends ItemSheet {
         html.find(".select-on-focus").on("focus", (event) => {
             event.target.select();
         });
+
+        // Delete a property
+        html.find(`.property-delete`).on("click", (event) => {
+            const li = $(event.currentTarget).parents(".property");
+            this._deleteProperty(li.data("propertyId"));
+        });
     }
 
     /**
@@ -74,13 +85,48 @@ export class ItemSheetL5r5e extends ItemSheet {
         // Check item type and subtype
         const item = game.l5r5e.HelpersL5r5e.getDragnDropTargetObject(event);
         if (!item || item.entity !== "Item" || item.data.type !== "property" || this.item.type === "property") {
-            return Promise.resolve();
+            return;
         }
 
-        // TODO
-        console.log("Item - _onDrop - ", item, this);
-
         // Ok add item
-        // return super._onDrop(event);
+        this._addProperty(item.id);
+    }
+
+    /**
+     * Add a property to the current item
+     * @private
+     */
+    _addProperty(id) {
+        let props = this.entity.data.data.properties || [];
+        if (!Array.isArray(props)) {
+            props = [];
+        }
+        if (props.includes(id)) {
+            return;
+        }
+
+        props.push(id);
+
+        this.entity.update({
+            data: {
+                properties: props,
+            },
+        });
+    }
+
+    /**
+     * Delete a property from the current item
+     * @private
+     */
+    _deleteProperty(id) {
+        let props = this.entity.data.data.properties || [];
+        if (!Array.isArray(props) || !props.includes(id)) {
+            return;
+        }
+        this.entity.update({
+            data: {
+                properties: props.filter((e) => e !== id),
+            },
+        });
     }
 }
diff --git a/system/templates/items/property/property-entry.html b/system/templates/items/property/property-entry.html
index 4aba191..3017d4d 100644
--- a/system/templates/items/property/property-entry.html
+++ b/system/templates/items/property/property-entry.html
@@ -1,9 +1,8 @@
-<li class="item flexcol" data-item-id="{{item._id}}">
-    <ul class="item-header item-control">
-        <li class="item-img"><img src="{{item.img}}" title="{{item.name}}" width="32px" height="32px"/></li>
-        <li class="item-name">{{ item.name }}</li>
-        <li class="item-edit" title="{{localize 'l5r5e.global.edit'}}"><i class="fas fa-edit"></i></li>
-        <li class="item-delete" title="{{localize 'l5r5e.global.delete'}}"><i class="fas fa-trash"></i></li>
+<li class="property flexcol" data-property-id="{{item._id}}">
+    <ul class="property-header property-control">
+        <li class="property-img"><img src="{{item.img}}" title="{{item.name}}" width="32px" height="32px"/></li>
+        <li class="property-name">{{ item.name }}</li>
+        <li class="property-delete" title="{{localize 'l5r5e.global.delete'}}"><i class="fas fa-trash"></i></li>
     </ul>
     <div class="item-description">{{{ item.data.description }}}</div>
 </li>
\ No newline at end of file
diff --git a/system/templates/items/weapon/weapon-sheet.html b/system/templates/items/weapon/weapon-sheet.html
index d2fb7a5..6da78cf 100644
--- a/system/templates/items/weapon/weapon-sheet.html
+++ b/system/templates/items/weapon/weapon-sheet.html
@@ -79,10 +79,8 @@
                 </label>
             </fieldset>
             <fieldset>
-                {{json data.properties}}
                 <legend class="text-block-header">{{ localize  'l5r5e.properties' }}</legend>
-                <!-- TODO data.properties a faire en dnd avec les items de type "property" -->
-                {{> 'systems/l5r5e/templates/items/property/properties.html' properties=data.properties }}
+                {{> 'systems/l5r5e/templates/items/property/properties.html' properties=data.propertiesList }}
             </fieldset>
             <fieldset>
                 <legend class="text-block-header">{{ localize  'l5r5e.description' }}</legend>