Stay hydrated effortlessly with this pull-push water bottles cap. Designed for a secure fit on standard bottles, it features a leak-proof seal to prevent spills. The cap's easy-to-use mechanism makes it ideal for quick sips during workouts, outdoor adventures, or daily activities, ensuring you always have access to your drink. Features -Color:Black -Material:PE -Size:3.50X3.00X3.00cm/1.38X1.18X1.18in -Universal fit: designed with a 28tooth diameter, these caps are compatible with various mineral water bottles, ensuring a secure fit -Effortless access: the handpull design offers quick and easy access to your drink without the need to twist the cap, ideal for on the go use -Leakproof seal: equipped with a leakproof feature, these caps effectively prevent water from spilling, keeping the contents of your bottle clean -Easy press cap: the press cap mechanism is simple and effortless to use, making it suitable for individuals of all ages, from children to the elderly -Adequate amounts: this set includes caps, providing you with enough replacements to last for an extended period, and they are easy to carry Package list: 12 bottles caps