4-Piece Serta Simply Soft Bed Sheet Set (Any Size) $12November 12, 2026Deals 4-Piece Serta Simply Soft Bed Sheet Set (Any Size) $12 at Walmart. Includes one 108″ x 102″ flat sheet, one 78″ x 80″ fitted sheet with 14″ pocket depth, and two 20″ x 40″ pillowcases Made from 100% polyester microfiber for a soft, comfortable feel Machine washable Moisture Wicking Fitted sheet fits mattresses up to 14″ deep with all-around elastic for a secure, stay-in-place fit Tags# #ad