Transform any bed into a wonderland of fun and let the games begin! The durable nylon tethers connect to 4 super soft neoprene-lined cuffs, which easily adjust to securely hold your partner in place. These under mattress bed bindings open a world of possibilities for you and your lover. Just secure under the mattress to enjoy. Explore your deepest fetish fantasies! Dimensions package 13.15" x 6.69" x 3.35" Weight package 32.8 oz Product weight 9.14 oz Materials Tethers, Satin, Dice Dice Weight: 18 grams Dimensions: 2.7 x 2.7 x 2.7 cm Mask Weight: 6 grams Dimensions: 18.5 x 8.8 x 0.1 cm Ropes Weight: 236 grams