Product Description Gill Junior ZenZero Rash Guard Created with recycled 4-way stretch material the ZenZero rash guard delivers 50+ UPF protection for superior comfort and protection. This rash guard features flatlock construction, a high cut collar and silicon grip at the hem for a secure fit whether your sailing, swimming or out on the paddleboard. Features: 4-way stretch fabric. Flatlocked construction. High cut collar. Silicon grip at hem. Fabric Composition: 79% Recycled Polyester / 21% Elastane. Technology: UPF 50+ protection. 4 way stretch. Junior All our products come in a range of sizes so that you can choose the fit that's right for you. Just follow our size guides below. Size Age (Years) JXXXS JXXS JXS JS JM JL JXL Height (cm) 3'0€³-3'21/2€³ (92-98) 3'21/2€³-3'5€³ (98-104) 3'10€-4'0€³ (116-122) 4'21/2€³-4'5€³ (128-134) 4'7€³-4'91/2€³ (140-146) 5'0€³-5'2€³ (152-158) 5'2€³-5'4€³ (158-163) Chest (cm) 20€³-21€³ (52-53) 21€³-23€³ (53-58) 23.5€³-24.5€³ (60-62) 25€³-26€³ (64-66) 27€³-28.5€³ (69-72) 30€³-32.5€³ (76-83) 34€³-36€³ (87-92) Waist (cm) 19€³-19.5€³ (48.5-50) 19.5€³-20€³ (50-51) 21.5€³-22€³ (55-56) 22.5€³-23€³ (57-59) 24€³-25€³ (61-64) 25€³-27€³ (64-68) 28€³ (71)