A pack of 20 bricks. OASIS® SEC Dry Bricks are the perfect medium for use in all your everyday, dried and silk floral arrangements. Its high density means that all stems are held firmly in place, providing you with the security and stability that is required. OASIS® SEC Dry bricks are easy to cut, glue or spray another colour, (e.g. gold or silver, especially useful at Christmas) and most important are fire retardant.