Soundproofing foam Square 50cm*50cm height 5cm - the highest available height, therefore the highest sound insulation ratio. 12 pieces cover 3 square meters and it is best to distribute them in the room for better insulation. Corner height 25 cm and length and width 12cm 12 pieces are preferably distributed in the corners of the room at an appropriate height for better insulation. It is very important for sound insulation, although many neglect it. The complete set is brand new, unused. The price for the complete set of 24 pieces is only 170 riyals. Shipping is possible anywhere in the Kingdom at the buyer's expense. Delivery to nearby neighborhoods in Jeddah is free.