DESCRIPTION The leak proof TKWide Insulated Wide Loop Cap increases the thermal performance of Klean Kanteen's TKWide bottles with its integrated one-piece vacuum insulated stainless steel centre. This cap creates a full stainless steel interior with double silicone gasket seal and features a low profile design, easy-carry swivel loop handle and is dishwasher safe. Please note: Compatible with TKWide Klean Kanteen bottles only Material: Polypropylene (pp#5), food-grade silicone and stainless steel construction, BPA Free Care: Dishwasher safe, replaceable parts Guarantee: Backed by Klean Kanteen's lifetime Strong as Steel guarantee Parts: 1 cap (2 replaceable gaskets) Leakproof: Yes Size: 2" H x 3.0" W (50.8 mm H x 76.2 mm W) Weight: 4.4 ounces (124.6 g) PROVENANCE AND ETHICS In 2004, Klean Kanteen introduced the 27oz Klean Kanteen onto the market to give people a better option than plastic and lined aluminium bottles: a safe, healthy, lightweight, reusable bottle free of Bisphenol A (BPA) and other toxin substances. In 2008 they became a member of 1% For The Planet, and have donated more than 1% of our annual sales to nonprofits working to protect and promote the health of our planet.