Our patented ARS® Needle Decompression Kits are designed to provide the appropriate length needle/catheter to penetrate the pleural space in 99% of patients. With its built-in failsafe characteristics, the ARS® improves the probability of success when treating casualties who present with signs and symptoms of a tension pneumothorax. Strong, reliable needle/catheter: 10 gauge x 3.25 in. Rugged needle/catheter protective tube Easy ID textured twist top with a handy clip Easy-open container for quick access Capless flash chamber for immediate confirmation of needle placement Convenient, compact size SPECS Strong, reliable needle/catheter: 10 gauge x 3.25 in. Rugged needle/catheter protective tube Easy ID textured twist top with a handy clip Easy-open container for quick access Capless flash chamber for immediate confirmation of needle placement Convenient, compact size U.S. Patents D595,847 and 001002372-0001, Patent(s) Pending Dimensions: Packaged: L 5.7 in. x W 0.7 in. x 0.8 in. Needle Size: 10 gauge x 3.25 in. Weight: 0.6 oz