Key features: 100% leak-proof keeps the drink warm for up to 12 hours and cold for up to 24 hours  Volume 946 ml  Recommended Use: Not intended for use on a stove, microwave , or freezer. Model: Wide Mouth Flex Cap Colour: Purple Pattern: logo Specifications: non-toxic material, approved for contact with food, BPA free, dishwasher safe, microwave safe Material: stainless steel Dimensions: 28 × 9 cm Weight: 431 g