Strong & durable Our glass travel mugs have been crafted with care and expertise. These mugs are extreme temperature � and chip-resistant Easy to sip on-the-go Unlike with other reusable mugs, you don�t have to take off the whole lid to take a sip. Just slide & sip spill free To prevent slipping The silicone sleeve around the glass mug helps you to hold on to your mug securely no matter what the temperature of the contents inside. Looks brand new always As the glass does not absorb stains or odours it�s hassle-free to clean. The glass is also scratch-resistant, so no matter how many times you use it, it always looks brand new.