Stay comfortable and prepared for any activity with the On Men's All-Day 1/2 Zip Jacket. Designed with a regular fit, this jacket features a soft, lightweight material that offers a bit of extra stretch and support. With reflective detailing to enhance visibility, and two side pockets for your essentials, it's perfect for your fitness and training sessions. Fit & Design: Regular fit jacket Soft, lightweight material offers a little extra stretch and support to keep you comfortable 1/2 zip front lets you customize your fit Two side pockets let you stash away your valuables Reflective detailing enhances visibility in low-light conditions