PIG HazMat Economy Spill Kits in Duffel Bag includes 4 chemical spill packs in one large, sturdy sports bag. Just open kit, use the absorbents, then throw them in the temporary disposal bags included. Some of the spill-absorbing and spread-inhibiting essentials featured in this kit include: PIG HazMat Pads and Pillows and PIG HazMat Socks. PIG HazMat Absorbents are treated for performance with concentrated corrosives, such as 98% sulfuric acid and 30% sodium hydroxide. Ideal for a vehicle spill kit. Great for multiple uses or locations.