Description: Made of high borosilicate glass, food grade PP cup lid,environmental and healthy Thicken rim and bottom, heat resistance and corrosion resistance are higher than the ordinary. Portable high-end silicone sleeve, soft solilicone cup set, insulation heat, protect the cup , convenient to take out. Solid silicone rope, firm and durable, convenient for outdoor traveling, camping, hiking, fishing and sport exercise. Specification: 420ml Bottle Size: Approx. 22 x 6.5cm / 8.7 x 2.6inch Material: Glass, Silicone, Stainless Steel Package Includes: 1 Piece Water Bottle