Sina Sport is an Iranian sportswear brand and manufacturer, presenting itself as the official apparel producer for the Iranian Premier League Referees Committee. Through its official online store, the brand sells directly to customers, emphasizing high-quality production and offering a broad range of clothing and sports equipment for athletes, teams, officials, and fans.

Its apparel includes referee shirts and shorts, football kits, polo shirts, T-shirts, tracksuits, trousers, shorts, socks, windbreakers, and jackets. The store lists multiple styles, colors, and product models, alongside dedicated collections for referees and teamwear. Refereeing products include shirts, whistles, cards, coins, stopwatches, flags, wristbands, and equipment bags.

Sina Sport also offers training and fitness equipment such as balls, agility ladders, cones, yoga mats, resistance bands, and foam rollers, as well as shin guards, accessories, backpacks, bags, and suitcases. Its site features discounted items and special offers, with products available for online selection and purchase. Overall, Sina Sport combines sports clothing and practical equipment in one direct-to-consumer retail destination.