Measurement:-Length: 27cm Height:18cm Bottom width:20cm Bottom thickness:12cmMaterials: External: silk fabricInternal: polyesterMiddle layer: cottonWeight: 130gReminder to buyers before purchasing this bag:-A flaw in an otherwise perfect thing is that the polka dots on the surface of the bags are a little bit sticky. Once you have started to use it, the stickiness will reduce day by day. Please do not buy if you are unable to accept. Refund or exchange based on this reason will not be accepted. Thank you for your kind attention.