b'RSR C RSR10 RSR9 RSR8 RSR7 RSRDISCRSR8+Weight S-M 8.8 oz |299 gm Retention RSR 10L 10.6 oz |326 gmRSR C RSR10 RSR9 RSR8 RSR7 RSRDISCCertification CPSC 12.03Size S-M 21.7 - 22.8 in|55 - 58 cmL 23.2 - 24 in |59 - 61 cmRSR8+15 VENTS FASTEXDIVIDER PRO FLOW THROUGHSYSTEMSIDE BUCKLESVENTILATION CLOSURE BUCKLE RSR C RSR10 RSR9 RSR8 RSR7 RSRDISCRSR8+RSR 10 M FREE PADS ADJUSTABLEINTERCHANGEABLE RETENTIONCOMFORT PADDINGSYSTEMAEROnytron. RSR C RSR10 RSR9 RSR8 RSR7 RSRDISCHELMET COLORS RSR8+BLACK/RED MATTE WHITE/RED MATTEHL 77 00 31 US | 325S-M HL 77 00 51 US | 325S-MHL 77 00 32 US | 325L HL 77 00 52 US | 325LPINK FLUO - BLACK (MATTE)HL 77 00 91 US | 325S - MHL 77 00 92 US | 325LSPARE PARTSFREE PADSRSR 10 M RETENTION SYSTEM KITInterchangeable internal padding Mirror ChromeBlack C0 00 04 21 | 15C0 00 04 51 | 20RSR C RSR10 RSR9 RSR8 RSR7 RSRDISC70 RSR8+'