XT3 KIDS 3MM SHORTIE 3mm thick polyester and nylon lined mesh chest and back panels and an adjustable collar. This suit is a great durable all-rounder. The ample thickness and mesh panels make this wetsuit suitable for use from Spring to Autumn. The super stretch shoulders and sleeves enable freedom of movement in all water-based activities. Provides maximum UV protection. For our website we recommend you go up one size.