The second tier of market taxonomy dissects the Fitness Socks market by product type, revealing five dominant categories that shape unit economics. Compression socks, engineered with graduated pressure gradients, capture roughly 28 % of sales; their clinical efficacy commands higher price points and drives volume in both athletic and therapeutic channels. Cushioned variants, featuring multi‑layer foam inserts in the forefoot and heel, account for 25 % as they address impact attenuation for high‑intensity activities, prompting repeat purchases after wear. Moisture‑wicking fabrics, often blended with polyester‑spandex, represent 22 % and are favored for their thermoregulation, supporting frequent turnover in gym‑centric consumer segments. Seamless construction, eliminating friction points, contributes 15 % and is increasingly adopted by premium brands targeting performance‑oriented athletes who prioritize blister prevention. Eco‑friendly socks, produced from recycled or biodegradable fibers, hold the remaining 10 %; although price‑sensitive, this niche is expanding as sustainability criteria infiltrate purchasing decisions. Each type’s distinct material architecture and price elasticity directly influences its share of the overall Fitness Socks market size.