Stable water temperature: this dog drinking bottle uses 304 stainless steel vacuum insulation to maintain stable water temperatures, keeping beverages cold for 24hr or warm for 12hr, supporting comfort and convenience during outdoor activities in every season. Userfriendly bottle design: the twist lid or button design allows quick and easy operation, while the textured grip ensures secure handling even in wet conditions, offering smooth functionality whether you're wearing gloves or need instant access during outdoor activities. Effortless daily hygiene: designed for easy cleaning, the bottle features a seamless interior that rinses clean with water to maintain hygiene with minimal effort. Easy portability: an adjustable carry strap enables secure attachment to backpacks or wrists, providing easy travel options for medium and large dogs while maintaining a compact 400ml size for easy transport. Use scenarios Hiking or trail adventures with a medium or large dog: keep water within reach and at a suitable temperature during long treks, with hands carrying when attached to a pack. Camping or long outdoor trips: the adjustable strap allows secure, hands carrying on hikes or around the campsite, while insulation preserves water temperature for extended periods. Daily walks and outdoor activities in varying weather: quick onehanded access and glovefriendly operation enable convenient hydration on city walks, parks, or outdoor workouts.