Made Of Stainless Steel. Powder Coated Finish. BevGuard Insulation For Keeping Your Drink Cold For 24+ Hours And Hot For 6 Hours. Screw-On, BevLock Tritan Spill Resistant Lid. Left And Right Hand Friendly. Cup Holder Friendly. Non-Slip Base. No Condensation. No Metallic Taste. Meets FDA Requirements. BPA Free. Hand Wash Recommended .