500ml JustFun Thermos Tumbler Bottle – Hot & Cold Vacuum Insulated with Safety Lock Lid

Stay stylish and hydrated with the JustFun Thermos Tumbler Bottle! This 500ml vacuum-insulated tumbler is perfect for keeping your drinks hot or cold for hours. It features a secure one-push lid with a lock mechanism, making it leak-proof and ideal for school, office, gym, or travel use.✅ Double wall insulation – keeps drinks hot or cold longer✅ Leak-proof lock lid – safe for bags and travel✅ Sleek gradient/pure color design – available in pastel pink-purple or classic black✅ Easy one-hand open – drink on the go✅ Durable and BPA-free – safe and eco-friendlyWhether you're into minimalist black or soft kawaii pastels, this bottle brings both function and fun to your daily hydration!