O'Neills Boys Thermo X Rash Vest in Black combines advanced Nylon/Spandex fabric with HyperDry technology to deliver exceptional core insulation while minimizing water absorption.

Designed for active water sports, it offers water repellency and odor resistance, ensuring lasting comfort. The 4-way stretch fabric enhances mobility, while strategic seamless paddle zones reduce chafing.

Its super low neck design prevents interference with wetsuit collars, and the integrated boardshort connector keeps the vest securely in place. This rash vest provides reliable protection and performance for young athletes in demanding aquatic environments.