Memobottle A5 Stainless Steel flat water bottle brand new, still in box. Satin Powdercoat A satin-textured powdercoat finish that is as durable as it is elegant. Fast-Flow Design Designed for easy filling, and quick hydration. With a diameter of 28mm (1 inch), the unique mouthpiece design offers a step-up on conventional flask openings. Internalised Thread The mouthpiece features an innovative internal screw thread, offering a luxuriously smooth drinking experience, and ultra-minimal appearance. It also ensures the drinking surface is covered when not in use, ensuring it stays clean at all times. Boiling Water and Freezer Safe The memobottle can handle both hot and cold temperatures. Leak-Proof Design This bottle features a leak proof lid, with a durable silicone seal. Materials The Stainless Steel memobottle is made from: Premium food-grade 304 Stainless Steel (body) BPA and BPS free plastic (lid) Food-grade Silicone (seal) Dimensions, Weight & Capacity 243 x 148 x 39 mm 9.6 x 5.8 x 1.5 in 465 g / 1 lb 36 oz / 1080 ml