Artisan Blown – Made by artists NOT machines. Crafted from high-grade borosilicate glass, equipped with wide-mouth design and steady flow function. Etch and thermal shock resistant, lightweight and durable, with optimal clarity. Anti-splash ergonomic design. The JOCO classic lid has been engineered for an anti splash experience, allowing you to drink your beverage NOT wear it. The ergonomic nose dome ensures nose-to-lid collisions are eliminated and allow for head-tilt free drinking. Thermal silicone sleeve. The thermal silicone sleeve provides grip and protection, whilst keeping your brew at the optimum drinking temperature. Precisely formulated, non-porous and 100% plastic-free, JOCO silicone is easy to clean, stain and odour resistant, oven and microwave safe. Every Joco purchase serves as a lifetime solution eliminating plastic and single-use waste, with the added means to retrieve and repurpose toxic plastic debris 24/7 Design: anti-splash ergonomic design, nose dome (room for the nose – head-tilt-free drinking), thermal silicone sleeve, standard barista sizing, artisan blown, vessel: precisely formulated borosilicate glass, thermal shock resistant, etch and stain resistant, artisan blown, lid and sleeve: precisely formulated, medical grade silicone, 100% plastic-free, certified non-toxic, non porous, Stain and odour resistant, dimensions: 8oz/236ml, waist width 86mm, base width 59mm, height(without Lid) 84mm, overall height (with lid) 108mm