Check the listing for details. Coconut Coir Brick, 650g, 5 Pack. Condition: New. Listed at 36.99 USD. Coconut coir is a 100% natural by-product of coconut harvesting using sustainable methods. It is an alternative to peat moss, rockwool, perlite and vermiculite and is used in the same gardening capacity. Coir is the coarse fibers from the husk on the outer shell of a coconut. Once considered useless, coir is increasingly used as a growing medium by commercial greenhouse operations. Because of its superior water holding capacity, soil aeration and drainage properties, coir is useful in modern hydroponics and as a soil amendment for potted plants, containers and gardens. Coir is superior to peat moss and rockwool for structural stability, water absorption and drainage and will not decompose as quickly lasting longer in your soil. Coir is resistant to disease pathogens. • Replaces peat moss, rockwool. perlite & vermiculite• Compressed bricks are easy to handle & store• Disease resistant• Excellent air space & water holding capacity• pH Neutral• Holds between 8 & 10 times its volume in water Comes in package of 5 bricksFree shipping No international shipments. No shipments to Hawaii. Contact the seller directly for Alaska shipments