Warm, Thick & Soft Fleece - At 350gsm, our premium quality fleece is the thickest and warmest of its kind. Keeps you feeling warm & cozy with our super soft thick anti-pill polar fleece. These waterproof blankets for outdoors can be used for cold weather in the stadium and your camping adventures. Waterproof, Windproof, Sandproof - Developed to protect against the rainiest & windiest conditions. Sturdy Polyester with a Polyurethane coating to ensure waterproofing. Perfect for outdoors as a stadium blanket, camping blanket, picnic blanket, or festival.