Back zip wetsuit for boys 8-16. Features include: F'N Lite neoprene made with air cell-rich limestone for lightweight warmth, double lined neoprene on the chest & back panels, resistant flatlock seams, stitched close together for a flexible, soft & durable seam, back zip entry system, YKK 10 back zip for minimal water entry, Hydrowrap completely adjustable neck closure system for a watertight seal, Ecto-Flex knee pads, durable, lightweight & flexible to protect you & your board, suitable for suggested water temperatures of 13°C-18°C / 56°F-64°F, this is a guide only: weather & sensitivity to the cold & conditions at your local break will affect temperatures & choice of equipment.