Sofa Support Foam size-20-x-20 liners can also be cut

liners can also be cut to custom sizes with a household scissor

pad measures 17

INDOOR AND OUTDOOR USE: A great option for both indoors or out

also provides a sturdy surface for coloring

DUAL SIDED SLIP RESISTANT GRIP: dual sided slip resistant silicone offers reliable stay in place grip

Sofa Support Foam size-20-x-20 liners can also be cutSTRONG HOLD GRIP DOTS: hundreds of silicone grip dots on top and bottom help keep sofa support foam in place on couch frame and under cushions; helps cushions remain steady and aligned, reducing sliding, bunching and constant readjusting; underside dots hold foam to the sofa base UNIQUE ERGONOMIC SHAPE: innovative curved design fits naturally against couch frame; promotes balanced, even cushion support; helps provide greater support to the deepest