4Piece Adjustable Elastic Bed Sheet Fastener Clips NonSlip Straps for Twin Fitted Mattresses Keep fitted sheets and mattress protectors securely in place on twin beds with a simple, durable solution. These adjustable elastic straps attach to sheet corners and hold fabric taut under the mattress, preventing slipping, bunching, and frequent retucking. Key benefits Secure fit: Nonslip clips and elastic straps hold fitted sheets, mattress pads, and protectors firmly in place on twin mattresses. Adjustable tension: Elastic design allows for easy tightening to match mattress depth and fabric thickness, reducing wrinkles and movement. Easy to use: Quick to attach and release. Install in seconds and adjust without removing the entire sheet. Saves time: Cuts down on nightly sheet adjustments so beds stay neat longer. Fits twin bedding: Designed specifically to work with twin fitted sheets and related bedding items. Pack of four: Four straps in the set cover corners as needed for one twin bed or extra pieces for multiple uses. Product features and performance Function: Clip secures sheet corner; elastic strap stretches under mattress to maintain tension and keep fabric flat. Compatibility: Intended for use with twin mattresses and twin fitted bedding items. Construction: Elastic straps paired with sturdy clips deliver consistent hold through normal movement and daily use. Size and quantity: Four adjustable straps included per set to address each corner or for selective reinforcement where slipping occurs. Practical use scenarios Dorm rooms: Keep fitted sheets in place on a twin dorm mattress for less nightly fuss and a tidier bed. Kids and teenagers: Prevent sheets from coming loose from restless sleepers or active children who kick or move during sleep. Guest rooms and shortterm stays: Quickly secure mattress pads and protectors on a twin bed to present a neat, comfortable sleeping surface. What you get Four adjustable elastic bed sheet fastener clips designed to secure fitted sheets and mattress covers for twin bedding. Simple installation and reliable hold for everyday use.