ALL GLASS DESIGN - Unlike the commonly seen wood lids on the market, not only tumbler body and straws, we also use high-boron silicon glass material for the lid, so there is no need to worry about the dirty. DISHWASHER SAFE - All the tumbler are made of heat-resistant high-boron silicon glass, making it safe to clean in a dishwasher. In addition, this cup comes with bottle brush and straw brush to easily clean any residue all over the cups by hand. HAMMERS AND STRIPES - Uses a unique pattern design that makes your latest drink presentation more attractive. Whether it's coffee, tea, fruit smoothies, or protein powder shakes, this cup can make your drink more lively and interesting. PRACTICAL & LARGE CAPACITY - With a capacity of 22 oz, glass lids and glass straws, this is perfect for all your favorite drink. High-quality glass can keep original taste of your iced coffee, tea, smoothies, protein shakes. No plastic or metal to affect taste. ANTI-SLIP TREATMEN - To prevent accidental slips and breakage, we have enhanced the cup's stability. This treatment creates a rough texture that increases the grip between your hand and the cup, reducing the risk of it slipping and shattering ALINK Glass Cups with Glass Lids and Straws, 22 oz High Borosilicate Clear Iced Coffee Glass Tumblers, Drinking Glass Smoothie Tea Water Cups, Pack of 2 with Cleaning Brush