Primary: Main: Stainless Steel + Plastic

Do not microwave, freeze or boil. Not for use with hot, carbonated or perishable liquids. Instructions for use: Wash before using. Owala brand products are designed to be simple and easy to clean. Best practices for cleaning each part may vary. Lid: All lids are top-rack dishwasher safe. Remove the gaskets from underneath the flip cap and just above the threading of the lid, and remove the straw. Place gaskets in the utensil basket, and place the straw and lid on the top rack. If hand washing, use a straw brush to clean the straw and straw portion of the lid. Always ensure all seals and gaskets are installed and properly sealed before use. Cup: Hand washing is recommended to preserve its finish. Do not use harsh chemicals such as bleach or abrasives.