The Pro-Duffle Carbon Series Protection Case by RYOT features Smell Safe Technology. Using microscopic charcoal particles fused together to create an odor protective barrier keeps unwanted odors from escaping. The padded wall design will fit your glass piece like a glove. Secure your valuable ash-catchers with the innovative removable padded Insert that includes four pockets to protect additional slides and accessories. The durable and modest exterior features dual zippered pockets and removable shoulder strap.