The helmet provides limited protection against falling objects and bumps and is designed to absorb the energy of an impact by partial destruction or damage to shell, harness, or both. Although damage may not be apparent, helmets subjected to severe impact should be replaced. Components of the helmet should not be removed or modified. Use only Safeco replacement parts. Helmets should not be adapted for the purpose to fit attachments in any way. Inspect and maintain the helmet and headgear on a regular basis and replace damaged or worn parts. Replace complete harness. Application of solvents, aerosols, paint, petroleum products and/or cleaning agents may cause damage to the helmet. Use only a mild solution of soap and water to clean helmet. Record issue date for use on label inside shell. Recommended period of use is 2 years or as considered necessary by safety officer or user.