Product parameters: Include: 1pack green castle yellow brick road backdrop Material: Polyester material Products size: 5(W) x 7(H) ft/1.5 x 2.1m How to use: 1: It can be use thumbtacks, double-sided tape 2: Keep a certain distance when taking pictures. Use lights to make the background brighter. better results. How to remove creases: 1. Roll up tightly with a cylinder, wait for about a week, the crease will be removed 2. Iron the back of the background with a steam iron on the lowest gear, and the crease will also disappear.