Features: Premium performance on an economical price Neoprene: Superflex Recycled jersey made from 100% recycled fibers, combined with Superlight foam, for lightweight and great thermal retention Seams: Triple glued and blind stitched sealed seams [external] Machined applied Superflex neo tape [internal] Furnace: Experience the limitless warmth of Graphene [lined front and back panels] Entry: Back zip entry Please read the size chart before choosing your size. The Billabong UK sizing fits small.