J. J. Keller SAFEGEAR Long Sleeve T Shirt Type R Class 3 and CSA Z96 2022 Size:Medium Self Retaining Stability: Features a reliable charger Self Retaining Stability: Features a reliable screw lock mechanism that holds the ribs open at a fixed position This integrated system combines the legendary versatility of the Sked Stretcher with the specialized immobilization of the Oregon Spine Splint (OSS) and a comprehensive flotation kit 💪 Moisture Wicking – Made with breathable polyester birds eye mesh to keep you cool and dry ✅ High Visibility – Meets ANSI ISEA 107 2020 Type R Class 3 and CSA Z96 2022 Class 2 Level 2 standards for superior visibility