Greetings We have the original carpet underlay and roof insulation available. We are distinguished by quality, credibility, and trust. Sizes: 10mm and 15mm length 50 meters, and 20 length 25 meters. Usage: ** Under carpets to protect them. *** In construction as roof insulation. **** Protection of items and furniture, as it features shock absorption. Prices: 10 mm: one layer 15 mm: two layers 20 mm: three layers Delivery is available within Riyadh and shipping to all regions of the Kingdom.