Disposable catheter water barrier can be use on most parts of skins, such as chest, peritoneal. Keeps your catheter or wounds dry when showering Sizes: 8inch x 8inch Instruction for use 1. Remove the white back. 2. Paste the wound position. 3. Remove the white sticker at the top. 4. Remove the green surface slowly and press it against the skin to prevent water leakage. Note: 1.Please do not use strong water flow to hit the top of central port and pipe, it may break the seal of barrier. 2.In order to ensure the tightness of the water barrier, it can no longer be used after remove. If the wounds still will contact water or adjustment the placement is needed, please use a new barrier. TIPS: 1.Please check the product and application area size before purchase. 2.For the best seal, please choose the size which is larger than your actual area or devices needing coverage. 3.Can be cut according to the size of the wound, please note that the top white sticker is retained. Package Include: 50 pcs