Hampton Direct - 10430 Adhesive Tape Waterproofing Edge Sealing. Adhesive and Waterproof Caulktape. This special tape works like bathroom caulk but faster easier and without the mess. Press-On Caulktape gives seal to tubs counters sinks. Simply unroll and press in place. No tools are needed. The silicone caulk-backed vinyl provides long-lasting protection. Measurements: 11 ft. long 7/8" wide - White This special tape works like bathroom caulk but without the mess. Simply unroll and press in place. Silicone caulk-backed vinyl provides long-lasting protection. Perfect for tub & wall, tub & floor or wall & counter. 100% waterproof