Perfect Replacement Lid for Hydro Flask Wide Mouth Bottles: This 2-pack of replacement lids is specifically designed for Hydro Flask bottles, including the popular 12 oz, 18 oz, 32 oz, and 40 oz sizes, ensuring a precise fit for your hydro flask lid needs. BPA-Free and Durable Construction: Crafted from high-quality, BPA-free materials, these hydroflask replacement lids guarantee safe and long-lasting use. Say goodbye to worries about harmful chemicals leaching into your beverages. Wide Mouth Accessory Compatibility: Not only are these lids compatible with Hydro Flask bottles, but they also serve as a perfect accessory for wide mouth water bottles from other brands. Enjoy versatile use with thermoflask lid replacement options and other wide mouth flask cap varieties. Convenient Multi-Pack: With two replacement lids included in each pack, you'll always have a spare hydroflask lid replacement on hand. Whether you need a hydroflask 32 oz water bottle lid or a hydroflask 40 oz water bottle lid, this pack has you covered. Effortless Installation and Usage: Easily swap out your old or damaged hydroflask lids with these replacements. Designed to fit seamlessly onto your bottle, these hydroflask caps ensure hassle-free hydration whenever you need it. Our lids are designed to fit onto hydro all wide mouth bottles flask with the mouth diameter is 2.2’’. Perfectly fits on the Hydro bottles 12, 18, 32oz, 40oz wide mouth water bottle. Please measure your bottle before placing order.