Key features: 100% leak-proof keeps the drink warm for up to 12 hours and cold for up to 24 hours  Volume: 621 ml  Recommended use: Dishwasher safe . Not intended for use on a stove, microwave oven, or freezer. Model: Standard Mouth Straw Cap Colour: Blue Pattern: logo Specifications: non-toxic material, approved for contact with food, BPA-free, microwave safe, dishwasher safe Material: stainless steel Dimensions: 23.8 × 7.3 cm Weight: 320 g