Our products are made from natural materials so there is some care involved to ensure a long and enjoyable product life. We recommend you: • Avoid dishwashers and microwaves, we recommend you hand wash them whenever you clean it. • Do not use it for hot liquids, unless you have a coffee horn. • Avoid contact with strong solvents, detergents, and/or chemicals • Avoid sharp objects as the horn surface can scratch • Towel dry your horn immediately after washing • Avoid temperature swings as this can cause the horn to crack • Keep out of extreme heat or cold