*Good quality, more durable, thermos bottle, warm and durable, stylish and portable, hygienic and healthy, double effect heat insulation, multi-color optional.* Easy to travel, breathless, silicone seals are not inverted.*Food-grade apron, healthy and waterproof, sealed high temperature spiral.*The touch is milder and more comfortable, effectively blocking the water temperature and preventing the mouth heat.* Made of stainless steel, it is easy to carry when cleaned, and it is easy to fall when adding the bottom.