Four season universal crossover hat | Intelligent temperature control lining | 12 segment precise adjustment | Multi scene deformation architecture

Adaptive Adjustment System

360 ° rotary adjustment: using medical device grade gears (accuracy 0.5cm/gear)

Four dimensional suspension structure: The top of the head is covered with a breathable suspension mesh to reduce pressure marks

Interchangeable lining: Dual mode inner lining for winter and summer (magnetic quick replacement)

• [Material Matrix]

Surface: 100% Egyptian cotton canvas (580g heavy-duty weaving method)

Lining:

Summer mode: CoolMax ® Ice fiber (contact cooling coefficient 0.38)

Winter mode: Imitation cashmere fleece (Kroos value 0.28klo)

Structural layer: Flexible memory alloy ring (supporting 10000 bending cycles)

• [Intelligent Details]

Temperature sensitive color changing brim: coffee colored texture appears below 18 ℃, becomes lighter above 28 ℃

Hidden earmuffs: Built in windproof earmuffs on the hood side (unfolded area 18cm ²)

Multi functional interlayer:

▷ RFID shielded pocket (can hold credit cards)

▷ Headphone Cable Management System

Folding sunshade (UPF50+)

Magnetic accessory system: supports additional GoPro base/LED light group, etc

• [Scene Conversion]

☀️ Summer mode: Install ice sensitive lining+unfold sun visor

❄️ Winter mode: Switch between fleece lining and unfolded earmuffs

🏂 Sports mode: Activate all breathable holes+anti slip strips

🎧 Daily mode: Connect Bluetooth earphones to the remote control system

Color Technology

Main color tone: Intelligent temperature changing coffee color (showing changes in depth with temperature)

Decorative strip: Reflective webbing (visible at 200 meters at night)

Accessory system: replaceable Velcro badges (standard with 3 themed badges)

⚠️ [Universal Maintenance]

Support machine washing (requires removal of inner liner) | Neutral detergent

Dry in a cool place | Do not dry

Activate the temperature sensitive coating before use every season

This hat redefines the possibility of wearing headwear, achieving full climate adaptation from -5 ℃ to 35 ℃ through 18 adjustable structures and 3 interchangeable liners. Whether it's street culture or outdoor sports, they can provide precise functional and fashionable expression.