Blue hair extension tape roll is of the highest quality in the industry. They are super strong, Double sided and water proof. Waterproof Double-side Super Tape For Weft Hair Extension. The best quality adhesive material, High-Strength Acrylic Adhesive provides very high bond strength to hair. Super tape is formulated with a water-based adhesive which is skin and environmentally friendly! Easy to attach and remove. Water-proof tape Long-lasting Normally this super hair tape can last for 3 month and it will not melt in summer time. Installation instructions: Step 1: Clean old tape and residue off used tape hair extension pieces with our adhesive remover. Step 2: Allow to dry. Step 3: Peel the tape up from your tape roll and stick onto the tape hair extension piece, cut off at end of tape hair extension piece with scissors or a razor blade. Step 4: Move on to the next piece Follow these simple rules and your extensions will not fall out: 1. Install into clean dry hair. Wash you hair with a PH clarifying shampoo before installation. 2. Do not dye/bleach your hair when your extensions are in. 3. Do not condition or use hair treatments on the scalp of your head around the bonds. 4. Always use sulphate free products in your hair.