Official Partners with Jerry Garcia Family Made in USA Designed and manufactured in the USA, East Coasters 6 inch Dab Mats are the perfect blend of art and functionality. Partnering with the Jerry Garcia Family, these round mats are crafted from 100% recycled neoprene, making them not only eco-friendly but durable. Protect your surfaces in style with the official Jerry Garcia Wolf Coaster, a must-have for any fan.