For a timeless wetsuit you can rely on there's the Base Syncro. Featuring a durable freemax neoprene GBS and hyper stretch underarm paddling for an easier paddle it is a comfortable and warm wetsuit that will last for years. Model: Boys Syncro Base SteamerFit: Fullsuit HoodedComposition: 92% Nylon/Polyamide 8% ElastaneEntry: back zipThickness: 5/4mmTriple glued & blind stitched (GBS) seams that reduce sew throughs & water entry to keep you warmerFlatlock stitching: Strong & durable flatlock stitched seamsHyperstretch neoprene in underarm panels for mobilityDurable neoprene in the lower bodyEcto-Flex Knee pads: Durable lightweight and flexible outer knee pads that protect you and your board.Choosing the right thickness for you This is a 5/4 wetsuit it has 5mm panels in the torso and legs and 4mm panels in the arms and under the arms this ensures you get the warmth in t :: Boy > Wetsuits. Dry Flight: Infared heat technology thermal lining to keep body heat by\n conducting it back into liningPockets: Interior key pocketGlideskin Neck Seal: Super smooth neoprene liner for extra comfort and\n protectionBoy's wetsuitThickness: 5mmFN Lite Neoprene: The lightest warmth with neoprene packed with air cellsThermal Smoothie Neoprene: Flexible neoprene that is wind and water repellentZip: YKK back zipperHydroshield Water Barrier: Stops water from entering the suit through\n the zipGlued and Blind-stitched: Tripled glued. double stitched seam allowing\n high stretch. strength. and minimal water entryEcto-Flex Knees: Lightweight. durable and flexible knee padsHydrowrap Neck Fastening: Adjustable neck fastening system for a watertight\n sealMaterials: 92% Nylon/ Polyamide. 8% ElastaneTemperature Rating: Suitable for water temperatures of 8 - 13 Degrees\n Celsius Size: 12,10.