Lonsdale Kids Shorts & Vest Set. Get your little athlete ready with the Lonsdale Kids Boxing Shorts and Vests Set, designed for comfort, durability, and maximum performance. Key Features: Lightweight & Flexible Polyester provides unrestricted mobility for boxing, kickboxing, MMA, Outdoor sport or fitness training. Tear-Resistant Performance Fabric is a durable material built to withstand intense matches and rough handling. Versatile: Perfect for use in the ring, gym, or outdoor sports. Whether training or competing, these shorts and vests keep kids comfortable and ready for action.