Adjustable Sportsheets Tethers Extensions for restraints. Sometimes being all shook up includes being all tied up. But Sportsheets Tethers leave your imagination unbound! Adjustable straps connect to most restraints with safety clips. Pair of 48 inches adjustable length nylon tethers fasten around, or to almost anything from bedposts to chair legs. Easy, adjustable length lets you concentrate on your fantasy play while tethers hold fast. Safety clips connect and disconnect quickly and easily for safe and secure fantasy play. Restraint play. Sportsheets Tethers is a registered trademark for Sportsheets. Keeping couples connected. Limited Lifetime Warranty, Sportsheets will replace any defective product. If the product is not available, Sportsheets will replace it with a similar product of similar function. New images. Video. 2021.