100% Nylon LARGE AND COMPACT-7'x7'(210cmX210cm) will comfortably fit 1-3 adults, making it one of the most practical beach essentials. Come with 5 metal stakes in a pouch for 4 anchor loops so you will have 1 spare one just in case. SIMPLE DESIGN & DOUBLE ANCHORED-WEKAPO 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. If it's windy day, it can be nailed down on beach by metal stakes coming with our blanket. SAND PROOF AND WATER RESISTANT-This beautifully colored blanket is made of durable ripstop nylon. Just shake the blanket and it easily gets rid of all the sand once.