Comparison : Item # 16-4100-10, 10" Secondary Leather Protectors
Item # 16-4200-10, 10" Secondary Leather Protectors with Kevlar
Item # 16-5100-12, 12" Primary Leather Protectors
Item # 16-5200-12, 12" Primary Leather Protectors with Kevlar
Item # 16-5100-14, 14" Primary Leather Protectors