The Prologue Long Sleeve Top from Quiksilver has flatlock stitched seams making it soft, flexible and durable.Product Information: Product Code: EQYW803026-KVJ0 Freemax neoprene on body with HyperStretch 3.0 on arms Flatlock stitched seams - soft, flexible and durable Small side back zip entry with YKK® #10 plastic zip Drainage holes Suitable for suggested water temperatures of 21°C - 23°C / 70°F - 73°F 83% Nylon, 17% Elastane