The only FDA-cleared equipment proven to help protect the brain. Designed to be worn with other sports equipment as an added layer of protection. Already worn by professional football, lacrosse, soccer, hockey and winter sport athletes.

Neck Measurement                       Q-Collar Size

INCHES                                            

10.75" - 11.75"                                11

12" - 12.75"                                    12 

13" - 13.75"                                    13

14" - 14.75"                                    14

15" - 15.75"                                    15

16" - 16.75"                                    16 

17" - 17.75"                                    17

18" - 18.75"                                    18