This bottle cover is made of high quality material. It has high strength and high sharpness, it is easy to install and operate. Great choice for you. Features: Made from high-quality neoprene material, this bottle cover is strong and durable. For single-layer aluminum or stainless steel kettles to burn prevents. Comes with a belt, comfortable to wear. It has a thermal insulation function. The heat insulation time is about 1 hours. Great bottle protection, nice accessory for travel lovers. . BOTTLE THERMAL BAG FOR BOTTLES 1000ML . BOTTLE THERMAL BAG FOR BOTTLES 1000ML Specification: Condition: 100 percent new Item Type: Bottle Lid Material: neoprene Optional Color : Black, Red, Blue Size: approx. 19 x 8 cm / 7.5 x 3.1 inch Weight: approx. 58 g / 2.0 oz . BOTTLE THERMAL BAG FOR BOTTLES 1000ML . BOTTLE THERMAL BAG FOR BOTTLES 1000ML List of packages: 1 x bottle cover . BOTTLE THERMAL BAG FOR BOTTLES 1000ML . BOTTLE THERMAL BAG FOR BOTTLES 1000ML