4mm thick neoprene rubber with thin polyester covering on both sides which will get damp in wet weather but inside the bag stays dry.
 
Lightweight and soft with Odour proof seals and seams.
 
Washable in 30 degree machine wash.
 
Can store any type or style of pick up bag in lid.
 
Can attach to any type of lead, dog harness, running belt, bag or to your belt loops.