The Thrive™ 20 oz Flip Straw Bottle is made from Eastman Tritan Renew, a durable and sustainable material. The bottle is shatter-, stain- and odor-resistant, and its wide mouth makes it easy to fill or clean. Sip smarter with the newly designed Flip Straw cap, featuring a new flow valve, covered mouthpiece and soft pivoting handle. The hassle-free dust cover is a single action, one-handed operation to protect the mouthpiece from the elements, and the on-the-go flow valve allows for easy sipping and is removeable for convenient cleaning for a simplified drinking experience. BPA-free. 20-ounce. Hand wash.