It comes with five independent straws and two straw brushes, which can be cut to fit your standard mouth kettle, and comes with a handy finger to hold the kettle on the go. Suitable for standard mouth bottle (12/18/21/24 oz), for Klean Kanteen water bottle (18/27/40/64 oz), Rehydrate (17/25 oz), Waterault 24 oz water bottle The leak-proof lid fits all standard mouth bottle sizes and is made of PP+AS material without affecting the taste of the beverage. Trim the straw to match the standard spout of your kettle; the carabiner is perfect for storing items and is also perfect for hanging on bags and ropes Practical Security: It not only adds a cool style but also a vivid identity to your bottle, also provides convenient ways to carry the bottle anywhere you go, perfect for hiking, cycling, camping and many other outdoor adventures