Collection: CinchFit - Bestselling Split Flex Top King Sheets - No Tear - Adjustable Bed Sheets

Our CinchFit Best Selling Split Flex Top King Adjustable Bed Sheets are American Made and engineered to flex with your adjustable or split base — without popping off at the corners. The patented cinching system keeps the fitted sheet snug through every position change, in 400TC and 600TC 100% cotton.

Compatible with Sleep Number, Tempur-Pedic Ergo, Purple, Reverie, Leggett & Platt, and all split adjustable bases. 

Including our popular CinchFit Flannel Adjustable Bed Sheets — available year-round in a full range of colors. Warm, cozy, and engineered to stay on through every position change. A rare find in flannel for adjustable beds.

Shop by Category: 400TC Sheet Sets | 600TC Sheet Sets | Pillowcases | Shop All CinchFit

Have questions? Visit our CinchFit Sheets FAQ for answers on sizing, fit, and how the cinching system works.

🚢 Shop On Deck: In-stock and On-sale CinchFit sheets ready to ship today →