Premium Green Florist Sticky Clay Tape - 4 Feet by 1/2 Inches Our Green Florist Sticky Clay is one of the most versatile tools any florist should have. The special pliable green clay has the right amount of stick and tack to tackle any job, large or small. Use it to anchor aqua foam and pin items to vases and containers. Repair leaks in a cracked vase or watering can. Plug holes in clay pots. Our sticky clay is waterproof and is the fast and simple all-purpose method of holding soaked or dried foam in place, even when submerged in water. Our Green Sticky Clay sticks to ceramics, wood, glass, metal, plastic, pottery and just about anything you can think of.