diff --git a/examples/interface/src/components/ButtonClick.tsx b/examples/interface/src/components/ButtonClick.tsx
index 4668f4b..fce657d 100644
--- a/examples/interface/src/components/ButtonClick.tsx
+++ b/examples/interface/src/components/ButtonClick.tsx
@@ -18,6 +18,8 @@ const ButtonClick = () => {
   const [erc20AmountForSwap, setERC20AmountForSwap] = useState(0);
   const [wGoldForSwap, setWGoldForSwap] = useState(0);
   const [nftForWithdraw, setNftForWithdraw] = useState(0);
+  const [positionId, setPositionId] = useState(0);
+  const [liquidity, setLiquidity] = useState(0);
 
   const erc1155_address = useMemo(
     () => "0x03467674358c444d5868e40b4de2c8b08f0146cbdb4f77242bd7619efcf3c0a6",
@@ -41,6 +43,7 @@ const ButtonClick = () => {
     () => "0x031e8a7ab6a6a556548ac85cbb8b5f56e8905696e9f13e9a858142b8ee0cc221",
     [],
   );
+
   const simple_swapper = useMemo(
     () => "0x064f7ed2dc5070133ae8ccdf85f01e82507facbe5cdde456e1418e3901dc51a0",
     [],
@@ -120,12 +123,10 @@ const ButtonClick = () => {
   }, [account, lowerBound, upperBound, ethAmount, erc1155Amount]);
 
 
-
   const withdraw = useCallback(async () => {
     const { transaction_hash } = await wrap.withdraw(nftForWithdraw);
     console.log(transaction_hash);
-
-  }, [account,nftForWithdraw]);
+  }, [account, nftForWithdraw]);
 
 
   const handleSwapFromERC1155ToERC20BySimpleSwap = useCallback(async () => {
@@ -166,24 +167,15 @@ const ButtonClick = () => {
     console.log(transaction_hash);
   }, [account, erc20AmountForSwap, currentPrice]);
 
-  const handleSwapFromWGoldToWSliverBySimpleSwap = useCallback(async () => {
+  const withdrawLiquidity = useCallback(async () => {
     if (!account) return;
-    // debugger;
-    const params = {
-      amountIn: 0.001 * 10 ** 18,
-      minERC20AmountOut: 1313331313,
-      simpleSwapperAddress: simple_swapper,
-      userAddress: account.address,
-      fee: FeeAmount.LOWEST,
-      slippage: 0.99,
-    };
 
-    const { transaction_hash } = await wrap.swapSimple(
-      SwapDirection.ERC20_TO_ERC1155,
-      params,
+    const { transaction_hash } = await wrap.withdrawLiquidity(
+      positionId,
+      liquidity,
     );
     console.log(transaction_hash);
-  }, [account, wGoldForSwap, currentPrice]);
+  }, [account, liquidity]);
 
   const mayInitializePool = useCallback(async () => {
     const initialize_tick = {
@@ -198,10 +190,6 @@ const ButtonClick = () => {
     console.log(transaction_hash);
   }, [account, lowerBound, upperBound]);
 
-
-
-
-
   const mintERC1155Token = useCallback(async () => {
     if (!address) return;
     const call: Call = {
@@ -242,6 +230,7 @@ const ButtonClick = () => {
       <div>
         <button onClick={mintERC1155Token}>mint ERC1155 token</button>
       </div>
+
       <div>
         <h3> Add Liquidity </h3>
       </div>
@@ -287,6 +276,31 @@ const ButtonClick = () => {
         <button onClick={handleAddLiquidity}>add liquidity</button>
       </div>
 
+      <div>
+        <h3> Withdraw Liquidity </h3>
+      </div>
+      <div>
+        <label htmlFor="erc20 amount">id:</label>
+        <input
+          type="number"
+          id="position id"
+          value={positionId}
+          onChange={(e) => setPositionId(parseFloat(e.target.value))}
+        />
+      </div>
+      <div>
+        <label htmlFor="erc20 amount">liquidity:</label>
+        <input
+          type="number"
+          id="liquidity"
+          value={liquidity}
+          onChange={(e) => setLiquidity(parseFloat(e.target.value))}
+        />
+      </div>
+      <div>
+        <button onClick={withdrawLiquidity}>withdraw</button>
+      </div>
+
       {/*<div>*/}
       {/*    <h3> Swap From ERC1155 to ERC20 By AVNU </h3>*/}
       {/*</div>*/}
diff --git a/sdk/packages/instaswap-core/src/wrap.ts b/sdk/packages/instaswap-core/src/wrap.ts
index 4333d10..f383ee4 100644
--- a/sdk/packages/instaswap-core/src/wrap.ts
+++ b/sdk/packages/instaswap-core/src/wrap.ts
@@ -221,7 +221,45 @@ export class Wrap {
     ]);
   };
 
-  public withdraw = async (amount:BigNumberish): Promise<InvokeFunctionResponse> =>  {
+  public withdrawLiquidity = async (
+    id: number,
+    liquidity: BigNumberish,
+  ): Promise<InvokeFunctionResponse> => {
+    const withdraw: Call = {
+      contractAddress: Wrap.EkuboPositionAddress,
+      entrypoint: "withdraw",
+      calldata: CallData.compile({
+        id: id,
+        pool_key: {
+          token0: Wrap.SortedTokens[0],
+          token1: Wrap.SortedTokens[1],
+          fee: Wrap.getFeeX128(FeeAmount.LOWEST),
+          tick_spacing: 200,
+          extension: 0,
+        },
+        bounds: {
+          lower: {
+            mag: 50000000n,
+            sign: 1,
+          },
+          upper: {
+            mag: 50000000n,
+            sign: 0,
+          },
+        },
+        liquidity: liquidity,
+        min_token0: 0,
+        min_token1: 0,
+        collect_fees: 1,
+      }),
+    };
+
+    return Wrap.account.execute([withdraw]);
+  };
+
+  public withdraw = async (
+    amount: BigNumberish,
+  ): Promise<InvokeFunctionResponse> => {
     return Wrap.account.execute([
       {
         contractAddress: Wrap.WERC20Address,
@@ -229,9 +267,9 @@ export class Wrap {
         calldata: CallData.compile({
           amount: cairo.uint256(amount),
         }),
-      }
+      },
     ]);
-  }
+  };
 
   public quoteSingle = async (
     fee: FeeAmount,