This shirt with the removable LITESHIELD PLUS back protector offers back, chest and shoulder protection and also serves as a backpack substitute: it is equipped with special pockets for a hydration system and tools.Key Features:LITESHIELD PLUS back protector (EN 1621-2, level 2),Shoulder protectors (EN 1621-1, level 2) and chest pad for increased protection,Mesh inserts for improved ventilation,Special hydration bladder pocket with interior hose routing and tool pocket,Odour prevention: treated with Polygiene Odor Crunch©,Structured silicone coating on inner seams prevents slippage,Machine washable.