Set of 8 Pieces,Sleep-Snugs keep sheets in place and tight on bed .
Lock together the piping and sheet.
Once they are on, they don't get off easily.
Hard plastic, non-bendable.
Promotes smooth, snug, wrinkle-free sheet.
DROVE 8 pcs Sleep-snug Sheet Holders Bed Sheet Grippers Fasteners Mattress Clips（Pink) - B077RXJB31