The Sea to Summit X-Cup is perfect for smaller hands. It is constructed from a flexible, European standard compliant, food grade silicone. A rigid ring within the rim keeps it sturdy and easy to drink out of but still allows the mug to be collapsed to a disk that will fit in the palm of your hand!
- Unbreakable, folds flat for compact packing
- Calibrated as a measuring cup
- Food grade flexible silicone
- BPA free
- Holds 250ml