New Mueller by Douglas Football Collar Black White OSFA 320301 White Green Blue quilted nylon lining in sleeves Triple stitched DP151KB06 Med Blk Used quilted nylon lining in sleeves Triple stitched main seams Corduroy trimmed collar with hidden snaps for attaching optional hood where you need it HeatGear Sonic fabric provides extreme comfort and compression without restriction 4 Way Stretch fabrication allows greater mobility and maintains shape Moisture Transport System wicks sweat away from the body Anti odor technology prevents the growth of odor causing microbes and power running backs Does not trap body heat like conventional collars Does not float around bolted to the shoulder pad vs