1. Core conclusion: Sweatshirt is still the mainstream, but the form and function of the overall upgrade
Continuing Popularity Basis:
Sweatshirt has become a necessity in the post epidemic era by virtue of “comfort + versatility”, and the global market size is expected to reach **$82 billion** in 2025 (CAGR of 6.2%).
Key Changes:
The share of traditional cotton sweatshirts is declining, and technological fabrics (e.g., self-heating fibers, biodegradable polyester) and functional designs (e.g., removable inner liner, intelligent temperature control) have become new selling points. 2.
2. Four mainstream directions of sweatshirts in 2025
① Eco-sustainable sweatshirts (35%)
Material:
recycled cotton + seaweed fiber blend (e.g. Patagonia's “NetPlus” series)
mycelial leather patchwork (Bolt Threads and Stella McCartney collaboration) Process: waterless dyeing technology (e.g. Stella McCartney) Processes:
Waterless dyeing technology (Colorifix bio-dyes), zero-cut one-piece molding (reducing waste)
② Smart wearable sweatshirts (20%)
Functionality integration:
Built-in flexible screen display (Xiaomi eco-chain company has already mass-produced it)
Bio-sensor to monitor heart rate/temperature (Under Armour “Athlete Recovery” series) Interaction design: Bio-sensors to monitor heart rate/temperature (Under Armour “Athlete Recovery” series) (Under Armour's “Athlete Recovery” series)
Interaction design:
NFC chip implantation (cell phone touch to check carbon footprint)
③ Retro Y2K style sweatshirt (25%)
Design elements:
Low-waisted, plunging neckline short (refer to Bella Hadid's street style)
Fluorescent digital prints (Adobe AI-generated virtual patterns)
Cultural symbols:
Co-branded replica of the 2000s (e.g., Nike x Juicy Couture re-launch) (e.g. Nike x Juicy Couture re-launch program)
④ Niche culture sweater (20%)
Summary: Sweatshirt will not be obsolete in 2025, but it will evolve from a “basic model” to a “technology+culture carrier”. It is recommended to pay attention to environmentally friendly, functional and intelligent interactive products, and avoid blindly chasing short-term trends.