If you tell us your width and height inches before purchasing, we can tell you how many you need to buy. we recommend you buy it at once. there may be color tone differences in the products you receive at different times. before opening the transparent cargo package, you need to check the accuracy of the number of pieces you received. -1 piece is price. -1 piece is 0.539 m2. -2 pcs 1.09 m2 wall containers-size width: 70 cm x height 77 cm you can see that it is cm.)-thickness: 4 mm-100% erasable.-suitable for the balcony, between the kitchen, back of the tv unit (melts if it takes fire)-tile, wall, glass, wood stick everywhere-product cannot break, cracking. .- you can cut it easy with a foreign or scissors.- the adhesive is very strong. (1. quality)- it may be required to support with silicone on all walls except flat and smooth walls.- we recommend that you take our thicker panels to keep the altakki color show on dark floors. you can build your own wall with self-adhesive newwall "colored walls" products. developed for users with the new generation of diy culture, your product is suitable for your own style, suitable, industrial variety of colors and patterns easy application provides water, moisture resistant, heat and sound insulation easy to clean, anti-bacterial odor-free construction is not affected by construction chemicals. this product can be ordered more than 20 pcs. swordslife reserves the right to cancel orders over 20 units. more than 100 stocks are offered to be sold at the campaign price. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.