Beach Blanket Sandproof Waterproof, Extra Large Beach Mat, Oversized & Compact Sand Free Mat Quick Drying, Lightweight & Durable with 6 Stakes & 4 Corner Pockets. ✔ SIMPLE DESIGN & DOUBLE ANCHORED- blanket is designed as simple as possible so it has eliminated 5 sticking out sand pockets and added 4 corner pockets that can be used for storage or sand anchor.