Plastic base adaptor 25x50 to 30x60mm (Green Stuff World)Hollow Plastic Bases 30x60mm Green Stuff World's Hollow Plastic Bases 30x60mm offer a unique and creative solution for adding dynamic water terrain effects to your wargaming and tabletop miniature collections. They have been designed with a beveled edge and a hollowed out interior to allow for water or swamp themed terrain effects, giving the illusion of miniatures being partially submerged in water or wading through a swamp. These have been designed