The jacket has a pre-curved design that conforms to the natural shape of the body, and adjustable straps at the waist and arms to ensure a secure and comfortable fit. It also has CE Level 1 armor at the shoulders and elbows, which provides impact protection in case of a crash. The back pad can be upgraded with a CE Level 2 back protector.

Other features of the Rynox Air GT 4 Jacket include a waterproof phone pocket, a removable thermal liner for colder weather, and reflective detailing for improved visibility in low-light conditions. The jacket is also equipped with a connection zipper to attach it to compatible Rynox riding pants.

What sets the Rynox Air GT 4 Jacket apart from the Air GT 3 is the additional features it offers, such as the removable storm collar, removable rain liner, and dual-tone color scheme. The storm collar helps keep wind and rain out, while the rain liner keeps the rider dry in wet conditions. The dual-tone color scheme adds a stylish touch to the jacket.

Overall, the Rynox Air GT 4 Jacket is a good option for riders looking for a comfortable and well-ventilated jacket that provides adequate protection for warm weather riding. The additional features it offers make it a versatile option for different weather conditions. It is suitable for both urban and highway riding and offers good value for money.