3M Bump Cap - Classic Hi Vis The 3M™ First Base™ 3 Classic High Visibility Bump Cap is designed with a fluorescent colour offering enhanced visibility and is designed with reflective materials which comply with ISO 20471. It delivers maximum comfort delivered by the patented, breathable, perforated shell with an indirect top ventilation system with a wicking fabric sweatband to draw moisture away. It also provides good protection to the wearer’s head when impacted against hard, stationary objects with sufficient severity to cause laceration or other superficial injuries in industrial and occupational use. The whole 3M™ First Base™ 3 Range: Standard Peak Reduced Peak - Standard Micro Peak Features & Specs Reflective piping and strip Wicking fabric sweatband to draw moisture away. Patented perforated shell permits air circulation Utilises a patented “flexible” shell design to fit a wide range of head sizes Reduced peak: 55mm Colour: Hi-Vis Yellow, Hi-Vis Orange Material: High visibility material – ISO 20471 specified fabricsFlexible shell made with ABS plastic, can be removed for cleaningVented polyurethane polyester fabric Size: One Size Standard: EN182