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 differences in color and tone of the products you bought at different times. before opening the transparent cargo package, you need to check the accuracy of the number of pieces you received. the price is for 1 piece is 0.539 m2 for 1 piece. - 2 pieces of 1.09 m2 wall covers-dimension width: 70 cm x height 77 cm (in our package, since the products are folded, they come to you as 70-38 cm. when you open the package, you can see that it is 77-70 cm.) -thickness: 4 mm-pattern: brick-100% erasable.-balcony, kitchen counter, tv unit it is suitable for the back (it melts if it catches fire). (1st quality)-all walls except flat and smooth walls may need to be supported with silicone. you can make your own wall with self-adhesive newwall "colored walls" products. construction site, you can make your own wall without creating dust and dirt. variety of colors and patterns, easy to apply, water, moisture resistant, provides heat and sound insulation, easy to clean, anti-bacterial, odorless, unaffected by construction chemicals, resistant to impacts, light, elastic and environmentally friendly. maximum 20 pieces of this product can be ordered. 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.