Made of High Quality Softex Material. Internal Dimensions: 4' x 6' x 2'. Padded to Protect Your Valuable Equipment. Two Ways to Carry: Attaches to Slinger Bags with the Universal Strap Attachment (U.S.A.) System. Attach the Pouch to Your Belt with the Hook & Loop Straps. Designed for large rectangular filter systems such as Lee, Lindahl or Cokin Z-Pro.