Sports tracksuit 503B/MON is a two-piece product consisting of a sweatshirt and pants, made of polyamide knitted fabric with elastane in navy blue with a gray neck. The sweatshirt (on the sleeves and the bottom of the back) and the pants (leg bottoms, front and back) of the tracksuit feature reflective elements made of silver-colored elastic reflective tape. In the front of the sweatshirt at chest height on the left side is placed a reflective type of WP logo – a promotional sign of the Polish Army made of elastic reflective tape in silver color. The sweatshirt front and all pockets are fastened with clip-type zippers.

SPORTS TRACKSUIT pattern 503B/MON has a certificate issued by the Commander of the Military Research and Implementation Center for Uniformed Services confirming compliance with the Military Technical and Technological Documentation (WDTT) and pattern for serial production.