100% Polyester Polyester lining Drawstring closure ?? This is a Wonderful Geometric Luminous Backpack for Women, it’s a Classic Black Backpack In Normal Light,But The Color Will Changes in Different Lights,Angles or Distance,It’s a Reflective Backpacks in Strong Light( 1st Picture). ?? It’s a Good Conversation Starter,When you Wear it to Party,Bar,Club,When The light Hitting on this Fashion Backpack, The Gorgeous Color will Focus all the Eyes.Compliments is The Best Prologue. ?? It’s a Drawstring Backpack with Several Pockets,Easily Pack Your Stuff of Daily Use,You Can Even Carry the 11 MacBook Air if You Don’t Want to Wear a Boring Laptop Backpack. ?? It’s a High Quality Faux Leather Backpack for Women,Made of Unique Luminous Fabric,100% Polyester Lining,Elegant Crack Design (Patent No: VA2129517).If You are Looking for a Travel Backpack,a Hiking Backpack,Gym Backpack,This is a Great Choice. ??Come With Flapped Luminous Wallet,5 Compartments for Phone or Cash,8 Solt for Credit Card or ID,and a Zipper Pocket.It’s Great Christmas Gifts for Women, if You are Looking for Gifts for mom,wife,girl friends,even for your niece,this is a Great Choice.