New New Era Cap 59Fifty Adult MLB Arizona Diamond Backs Cap 7 1 4Red Black Papaya Square thigh design THERMO MAX Liner CBC 19 32 29 Used4 Square thigh design THERMO MAX Liner Soft breathable materials Reduces moisture to help keep body cool and dry Jenpro reinforcement in wear area above pad Floating front flex hip panels Improves flexibility Ventilated side rib panels Floating spine protection with MAX SORB Protection: Floating spine protection with MAX SORB Floating front flex hip panels Abdominal pad Can lace inside or outside pant Ventilated side rib panels Traditional nylon rope lace up system Rear thigh flex cuts Team wordmark double tackle twill applique with zig zag stitch Polyester Wool fitted Authentic Baseball Cap as worn by all players during Spring Training and Batting Practice Cool Base technology wicks moisture away from the head Team logo embroidered on front of cap Officially licensed by Major League Baseball