Come and see our amazing products. The silicon cup is made of 100% food-grade silicone.Leak-proof travel mug, BPA-free,glue-free,non-stick, stay healthy and recyclable.This 13.5oz lidded coffee mug is a great space saver,when folded,it is only 2.48"(6.3 cm)high.There is a thermal insulation ring to prevent burns and a lid has a good sealing effect,so there is no need to worry about water leakage.And fits in pockets,handbags,backpacks and luggage,perfect for outdoor hiking,camping,travel and physical activity.Also great for use as a coffee mug in the office. Pls confirm further with us if any query about packing info, inventory status and time schedule.