Bestway Underwater Adhesive Repair kit 

The Bestway Underwater Adhesive Repair kit has been specifically designed to make repairs to a pool while it is still full of water, so you can ready fix any holes or nicks before they start to really leak.
Stop that leak immediately with these quick and easy to use stick-on repair patches designed with a special adhesive that glues even underwater!

• Contains ten stick-on repair patches.
• Repair pools without emptying
• 10 x repair patches
• 42.3cm² of stick-on patches
• Each patch is (approx) 6.5cm x 6.5cm
• Waterproof pool repairs