Four totally adjustable and detachable wrist or ankle cuffs. Functional, durable, and textured design. Four sturdy, adjustable tethers. Soft an plushy interior with a vegan leather exterior. Universal clamps and o-rings with swivel design for full dexterity. May be used under any bed or as individual tethers. Velcro style closures. Double padded for comfort. Sturdy, double-stitched deisgn. Adjustable to fit most mattresses. Maximum tether circumference for each cuff 16" / 40.75 cm. One year warranty. From Calexotics.