3 LAYERS PROTECTIONOuter is made of 300D Oxford waterproof coating, prevent the frost from penetrating your outside tap. Middle is made of thicker Insulation cotton, isolate the outside temperature effectively. Inner: Waterproof Coating prevent from getting wet. 3 layer protection ensure 100% Waterproof & Better Insulation. Perfect for rainy or snowy days.FROST PROTECTIONThese waterproof thermal outdoor tap cover are designed to prevent the frost from penetrating your outdoor tap which can cause major damage.UPGRADE LARGER & THICKEN TAP COVEROutside tap covers have been upgraded to larger size and thicken material. Size:9.85 " L x 9.05 ", Fit all standard garden taps. No need to remove the hoze.lock connector on the outside tap before the cover would fit. Thicken material can better insulate and protect your outdoor tap from freezing and bursting in sub-zero weather.EASY TO USEJust wrap around the tap and tie it down with the hook and loop fastening strap. Easy to remove and re-install when you need to use the water.WINDPROOF DESIGNSecure with Fastener Strips, No more worry about your outdoor water tap cover blowing away in strong winds You could adjust the tightness by adjusting the strap.