Proper maintenance necessitates reconditioning of one's helmet at least every single two (two) decades by NOCSAE Accredited Reconditioner applying only new manufacturing unit replacement liners during the reconditioning method. Evidence of any of the subsequent problems will run to void this guarantee: Request a Quote Check out the Online video https://adultmediumspeedflex41486.daneblogger.com/30126938/detailed-notes-on-riddell-speedflex-adult-large