Adidas 500ml Double Wall Stainless Steel Sports Bottle 500ml Double Wall 316 Stainless Steel Thermos Insulated Sports Bottle Keep Water Cold and Hot Portable Cup with Straw The highly practical lid allows for an airtight and leak-proof seal. High expansion rate and bottle liquid locking effect is good. High purity water bottle, with stronger heat insulation effect. Using high-quality, safe, non-toxic and environmentally friendly materials, no rust, sturdy and durable for a long time. The mouth of the bottle is wide enough for your hand and can be easy to put in your pocket. The lid is designed with a tight seal and is insulated, which is long enough to be leak-proof. The alkaline water bottle is designed with a measuring scale design, which is convenient for real-time measurement of total liquid quantity, and has a high error rate. The water bottle is thick, resistant to drops, and has a matte texture. And the vacuum insulated stainless steel water bottle is equipped with anti-drip design, which is very safe to prevent liquid leakage and ensure long time use. The sports water bottle comes with an easily removable lid that is sturdy and easy to clean and maintain. The bottle is insulated with strong, durable stainless steel, making it the ideal water bottle for indoor or outdoor use.