Knox Advance Protector - Part 235 - Product description * Knox Inside is designed to replace uncomfortable or crash damaged armour. * Part 235 is suitable for use as a Long Knee/Shin Protector. * It will fit into a garment pocket measuring approximately 20cm wide x 34cm in length. * Knox Advance Impact Protectors are made from a 3 layer construction with a unique polypropylene honeycomb inner core that is covered in soft PE foam. The protectors are engineered to form a flexible and comfortable protector. * At only 30g per piece they are the lightest in the collection which is a significant advantage. The honeycomb section works in synergy with the outer foams to offer superb protection. * When tested against the European standard EN1621/1-97 the transmitted force is an excellent 23kN. This is 35% better than the maximum force allowed.