For Heavy Duty Repairs, clear TPU, 2 pcs. Tenacious Tape Flex Patches are for heavy duty, permanent repairs that need to flex. Made of strong TPU tape, it wont puncture or peel and is resistant to abrasionsmaking it ideal for pathing up holes on vinyl furniture and inflatables. Offering maximum hold, the clear, waterproof tape forms an impermeable seal that flexes with the material. When only the toughest will do, reach for Tenacious Tape Flex Patches. StretchesIncredible elasticity for repairs that flex with outdoor fabric and materials PowerfulUltra-strong tape thats puncture-resistant and repairs holes permanently Peel & StickNo sewing skills or heat required; simply remove backing and apply WaterproofCreates an airtight seal/patch that wont peel off even when wet MultipurposeSticks to almost any surface including inflatables, vinyl, nylon, metal, or plastic