Package Dimensions:29 x 17 x 3 cm 1. Applicable Brand: Scuba diving backboard cushion is suitable for OMS for HOLLIS for HALCYON and more. 2. Stainless Steel Gas Eye: The stainless steel gas eye is sturdy and resistant to seawater, corrosion, and rust during use. 3. With Nylon Screws: Equipped with 8 sets of nylon screws, which is lightweight and durable, easy to connect and secure. 4. Bottom Elastic Storage Bag: There is an elastic storage bag at the bottom, which can accommodate small objects such as elephant pullers. 5. Tech Diving Bcd Backrest Cushion: Scuba diving backboard cushion is a great gear equipment for technical scuba diving and divers. Spec: Item Type: Scuba Diving Backboard Cushion Product Material: Nylon Weight: Approx. 159g / 5.6oz packing list: 1 x Back Cushion 8 x Screw Applicable Brand: Scuba diving backboard cushion is suitable for OMS for HOLLIS for HALCYON and more. Stainless Steel Gas Eye: The stainless steel gas eye is sturdy and resistant to seawater, corrosion, and rust during use. With Nylon Screws: Equipped with 8 sets of nylon screws, which is lightweight and durable, easy to connect and secure. Bottom Elastic Storage Bag: There is an elastic storage bag at the bottom, which can accommodate small objects such as elephant pullers. Tech Diving Bcd Backrest Cushion: Scuba diving backboard cushion is a great gear equipment for technical scuba diving and divers. Applicable Brand: Scuba diving backboard cushion is suitable for OMS for HOLLIS for HALCYON and more. Stainless Steel Gas Eye: The stainless steel gas eye is sturdy and resistant to seawater, corrosion, and rust during use. With Nylon Screws: Equipped with 8 sets of nylon screws, which is lightweight and durable, easy to connect and secure. Bottom Elastic Storage Bag: There is an elastic storage bag at the bottom, which can accommodate small objects such as elephant pullers. Tech Diving Bcd Backrest Cushion: Scuba diving backboard cushion is a great gear equipment for technical scuba diving and divers.