This is a top performer and they cant make bats like this anymore

Farenhot 170gm2 insulation 100% polyester

or anywhere else

and adjustability

New Shock Doctor Velocity ShockSkin Football Short Sleeve Shirt XL Blk/Gry Normal use. See Pics! This is a top performermicrofiber Leading sports protection manufacturer^Performance and protection in mind^Worn by professional and college athletes worldwide Unrestricted motion of shoulder and torso that allow maximum movement Maximum breathability and moisture wicking fabrics to accelerate the transfer of heat and moisture away from your body Men's size XS fits a 29" to 31" chest Chafe free flatock seams and a droptail hem for maximum comfort