TiteSheet Bed Sheet Fastener for a Wrinkle-Free Sheet Solution. No Elastic Straps or Clips. Easy Install. [Set of 2 Roller and Base per pkg.] NO MORE MESSY BED SHEETS: Say good-bye to wrinkled, ill-fitting or bunched-up bed sheets that prevent you from enjoying a restful sleep. Click on TiteSheet above or scroll below for additional details. NO ELASTIC STRAPS, SUSPENDERS or ClIPS: TiteSheet design uses an interlocking roller and base to tightly hold your sheet in place. ADJUSTABLE AND EASY TO INSTALL: Adjustable to stretch, smooth and tighten a fitted (or flat) sheet on your mattress, reach your desired tightness with easy installation. LIFETIME WARRANTY: Made and assembled in the USA and is so durable it has a lifetime warranty and a money-back guarantee if not satisfied. PLEASE READ BEFORE PURCHASING: You need 2"-3" of excess bed sheet for TiteSheet to work. TiteSheet will NOT work on bamboo or polyester sheets. Say good-bye to wrinkled, ill-fitting or bunched up bed sheets that prevent you from enjoying true comfort for a restful sleep. TiteSheetroller and base are used primarily in the middle of the bed, but can be used anywhere on the mattress (e.g., at the top and bottom of the mattress, or near a corner to help hold the fitted bed sheet on a corner of the mattress. A bed sheet will stretch with use between washings. Easily adjust the bed sheet tightnessby gripping the rolled bed sheet and roller together pulling down until the desired tightness is achieved, rolling the sheet another rotation or two, then re-installing the roller and base between the mattress and box springs. Sometimes, it may work better to push the roller and base further (2-4 inches) under the mattress than to make another turn on the roller to tighten the fitted sheet. The TiteSheetroller and base can be used on mattress pads and flat sheets as well as. Just push the roller and base further under the mattress (say, 3 to 4 inches) or place in a different location. For our TiteSheetproduct to work, you must have 2-3 inches of excess fitted (or flat) sheet on each side of the mattress. TiteSheetwill not work with bamboo or polyester bed sheets because the materials are just too slippery and will not &#034;lock in&#034; the bed sheet around the roller. The TiteSheetproduct is great for the traveler who cannot tolerate how the bed sheet (usually a flat sheet) comes loose on hotel beds. You dont want to lose a good night sleep before that important meeting or big vacation day.