Chilly's Series 2 Travel Mug Cup, 340ml, Abyss Black Award winning design features double-walled insulation to keep drinks hot or cold, antimicrobial drinking surfaces, twist close mechanism, and a soft rubber base for a silent put down. Depth: 7.7 CM Double vacuum sealed to keep things cold Height: 14.6 CM Material Content: Stainless Steel , Silicone, Biocote, ABS, PP, PE, TPE Width: 7.7 CM 4 hours Hot BPA Free Silent Rubber Base BPA Free Twist close mechanism