SAFETY AND HEALTH - Collapsible travel cup made from food-grade silicone, BPA free and odorless, easy to clean. The collapsible cup can be a fantastic to-go coffee cup, portable camping cups, easy-go school cups for children, etc. This is also a wonder reusable cup, environmentally friendly and avoid lots of unnecessary plastic waste. OUTSTANDING PERFORMANCE - Can be hung on the bag of a connective hand rope and portable hook.Much easier to hold and drink from the stainless steel rim of the cup.Tight fitting the lid prevents any dust and dirt to get close. HEAT RESISTANT & DURABLE - Our collapsible drinking cup Can Withstand a temperature range from -40 degree to 230 degree,extremely heat & cold resistant, Suitable for cold drinks, tea, coffee and hot beverages. Dishwasher & freezer safe. GOOD GIFT CHOICE - The exquisite package makes this collapsible cup a superb gift for the coffee lover in your life, share the collapsible cups with your family, friends, classmates, colleagues and of course your travelling companion.