a one - piece football uniform includes : a pants section , adapted to accommodate knee pads , thigh pads , and hip pads ; a shirt section fixed to the pants section and adapted to accommodate shoulder pads ; a collar in the shirt section ; and a zipper adapted to open the collar wide enough for a player having knee pads , thigh pads , hip pads , and shoulder pads to don the garment through the collar . also included are thigh and hip pad support , and a flap to releasably cover the zipper .