Comes in a pack of 10 pieces. It is made of teflon tapes specifications: quantity: (10PCS) color: white material: teflon product size: expand: 600*1.6*0.0075cm features: waterproof, leak-proof, good sealing, corrosion-resistant. Universal teflon tape (Pack of 10) for RO water filter pipe fittings,aquarium,washing machine,water tap-food grade.