Make Science Respected Again — Baseball Hat (Serif)

Built to hold its shape. Our closed-back baseball hat is a cleaner take on a classic, featuring structured twill, a curved visor, and a comfortable elastic fit.

• 63% polyester, 34% cotton, 3% spandex twill
• Structured, 6-panel, mid-profile (with a low-profile embroidery area)
• 6 embroidered eyelets
• Stretch band
• Silver undervisor
• Head circumference: 22”–23⅞” (55.9 cm–60.6 cm)
• Blank product sourced from Vietnam or Bangladesh

Traceability:

• Dyeing—Vietnam
• Manufacturing—Bangladesh or Vietnam
• Contains 0% recycled polyester
• Contains 0% dangerous substances
• This item releases plastic microfibers into the environment during washing

Size guide:

Imperial: 
S/M 21 ¼-22 ¾ inches
L/XL 22 ⅜-23 ⅞ inches

Metric:
S/M 54-57.8 cm
L/XL 56.8-60.6 cm

Company Name: SINDEN VENTURES LIMITED

Email: gpsr@sindenventures.com

Postal Address: Markou Evgenikou 11, Mesa Geitonia, 4002, Limassol, Cyprus

Age restrictions: For adults

EU Warranty: 2 years

Other compliance information: Meets the lead and phthalates level requirements.

In compliance with the General Product Safety Regulation (GPSR), Oak inc. and SINDEN VENTURES LIMITED ensure that all consumer products offered are safe and meet EU standards. For any product safety-related inquiries or concerns, please contact our EU representative at gpsr@sindenventures.com. You can also write to us at Markou Evgenikou 11, Mesa Geitonia, 4002, Limassol, Cyprus.

Use warm water and dish soap to clean spots off your hat. It's not necessary to soak the whole item. For hard-to-clean spots, use a soft-bristled brush.

All products in our store are made-to-order and fulfilled by our trusted print partners. This ensures high-quality craftsmanship and reduces waste, but it also means each item requires a short production period before shipment.

Processing Time (Production)

Orders are processed in twice-weekly production batches. This means orders generally enter production within 3 business days of being placed.

After production begins, our printing partner typically requires 2–5 business days to complete and prepare orders for shipment.

Production times may vary during holidays or periods of high demand.

Shipping Times:

United States
Shipping time: 2–5 business days

Canada
Shipping time: 10–30 business days

Australia
Shipping time: 10–30 business days

Rest of the World
Shipping time: 10–30 business days

Please note: All shipping times are estimates provided by our production partner and may vary by destination and carrier.