MATERIAL: This mug applies High Borosilicate Glass which has high hardness,high strength,low expansion rate,high temperature resistance,the total weight is only 0.37 Ounce,that is the biggest difference from traditional glass which is heavy,thick and fragile. FEATURES: Volume is 15.4 Ounce(450 ml),unique design,this cup applies high quality unleaded thin glass,perfect options for daily use,parties and clubs. APPLICABLE: Suitable for parties,Valentines Day,Anniversary,Fathers Day,events,weddings and Christmas,also can be a great gift for your friends and lover. WHY NEED THIS: Get one for yourself and one for friends,family or colleagues who appreciate a laugh or need a lift. Perfect fashionable mugs for beer,soda,water and many other beverages,bring you the relax and happy time. Type: Barware Package weight: 0.285 kg Product size (L x W x H): 6.00 x 6.00 x 19.00 cm / 2.36 x 2.36 x 7.48 inches Package size (L x W x H): 11.00 x 11.00 x 21.00 cm / 4.33 x 4.33 x 8.27 inches Package Contents: 1 x Bar Accessories