The Sona 22oz RPET Reusable Sports Bottle is single-wall constructed and features a stylish FSC-certified bamboo lid. The body of the bottle is made from 100% recycled plastic. Through a partnership with 1% For The Planet, one percent of sales of EcoSmart® products will be donated to environmental nonprofits. Hand wash only. This product is not for hot beverages over 140 °F.