1.Cup, as the double-layer structure. 2.Food grade test. 3.Food grade borosilicate glass 4.High ... of short glass cup :ITEM NO : BLS-200ICAPACITY :200mlN.W/G.W.:0.3/0.35KGSMEAS : 7.2*7.2*19 cmProduct features ... :1, food grade high borosilicate glass, seismic cracking. 2, cup of clear, transparent, cup inner layer printed with delicate patterns, true to life ...