Bijoux Silky Sensual Cuffs. Get naughty in these impossibly soft, seductive restraints. Made from silk, these cuffs fasten with a button hole loop and are ideal for playful, light bondage. Romantic black velvet text creates texture on these cuffs to stimulate and tease. The silk is 27" in length and the size is fully adjustable, making them suitable for both wrists and ankles.