Regent 4pc 7 X 15 Foam Knee Pads Seat Cushions Lightweight, soft & durable foam rubber cushions for protecting knees or seat 13mm thickness puts comfort between you and floor, ground, concrete or other surfaces Set of four 7" x 15" pads Can be rolled, curled or stacked for storage - pop back into shape; individual weight just 0.7 oz Great for child or adult - gardening, car repair projects, school, sporting events