The Klean Kanteen Classic bottles, made from high quality, 18/8 food-grade stainless steel and designed to be a healthy alternative to the polycarbonate and lined-aluminum reusable bottles are free of BPA, phthalates, lead or any other toxins, and doesn't retain or impart flavours. Large 1.75" mouth opening is easy to drink from and is big enough for ice cubes and bottle brushes. Klean Kanteen Classic bottles are extremely durable and easy in maintenance, and thanks to the variety of available caps, can be quickly adapted to your personal needs. Capacity: 532ml (18oz) Slim design fits in most cup holders and standard bike cages Eco-friendly, chip-resistant and 4x more durable Klean Coat powder finish Easy filling and pouring Opening accommodates ice cubes Easy to clean thanks to rounded edges Electropolished interior doesn't retain or impart flavours Safe, durable, high quality materials Comes with Sport Cap 3.0 Soft silicone spout delivers 25% higher flow rate Dishwasher safe No BPA, phthalates, lead, or other toxins Lifetime Manufacturer's Warranty Material: 18/8 Stainless Steel   Mouth opening: 1.75" (44mm) Dimensions (approx): 7"x2.8" (17.8x7cm) Weight (without cap): 145g