47 Brand Clean Up Seattle Mariners Cooperstown Strapback Hat — Royal Blue Adjustable Cap

The 47 Brand Seattle Mariners Clean Up is a relaxed, everyday ballcap in royal blue. Garment-washed cotton twill gives it a soft, broken-in feel right out of the box, with a raised embroidered Mariners logo on the front. It wears the team's retro Cooperstown Collection logo for a throwback look.

• Officially licensed MLB headwear by 47 Brand
• Garment-washed 100% cotton twill with a soft, worn-in feel
• Retro Cooperstown Collection logo embroidered at the front
• Relaxed, unstructured low-profile crown
• Adjustable strap closure with buckle — one size fits most

Fit and sizing vary by brand and style. Use the size labels in the selector and check Product details for any manufacturer fit notes.

Measure both feet while standing in the socks you plan to wear. Compare the larger measurement with the relevant brand guide. Do not assume a universal size-up rule.

View the size guide or ask us about this style.

Don’t Panic Shoes is based at 168-24 Jamaica Avenue, Jamaica, NY 11432.

We carry footwear and accessories from a wide range of brands and stand behind the authenticity of the products we sell.

Need help with sizing, shipping, a return, or an order? Email support@dontpanicshoes.com or text (929) 244-3681. Our team typically responds within 24–72 business hours. Support hours: Monday–Friday, 9 AM–6 PM Eastern Time.

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Returns & exchanges: eligible items can be returned within 30 days of delivery. Eligible U.S. exchanges are free. A 30% restocking fee applies to eligible delivered items returned for a refund; exceptions apply. Final-sale items are excluded where stated. Read eligibility, exceptions and full terms.