- REEF. RF-0A3YOWCLD. CUSHION SANDS. CLOUD. We agree-- Putting your toes in the sand is, like, the best. When barefoot won't do, there's the so.soft Cushion Sands. They've got a versatile, clean look, synthetic straps, a lining made from recycled plastic bottles and an instantly cushioning footbed with a resistant yet light rubber sponge outsole.