Love this baseball cap!
Grumpy Old Bastard Cap – Adjustable Baseball Hat | Classic Cotton Blend Dad Style
The Grumpy Old Bastard Cap is a premium grumpy old bastard cap designed to deliver bold personality and all-day comfort in one classic accessory. This embroidered baseball cap combines durable acrylic baseball cap material with a breathable cotton blend hat fabric, providing long-lasting wear and softness for any casual outdoor hat need. Perfect for men and women, this unisex adjustable cap fits head sizes from 56 to 60 cm (22.0 to 23.6 inches), making it an ideal vintage style cap with a humorous twist that adds character to your everyday look.
Key features and benefits:
Tested for quality and backed by Hatloom’s reputation for durable accessories, the Grumpy Old Bastard Cap maintains its shape and vibrant color after multiple wears and washes. This reliable dad hat style is perfect for those who want to add humor to their wardrobe without sacrificing comfort or function. With its blend of quality materials, adjustable convenience, and standout design, this embroidered baseball cap is an essential addition to any casual collection.
Enjoy the perfect combination of fun and functionality in this classic cotton blend dad style hat. Whether gifting it or keeping it for yourself, the Grumpy Old Bastard Cap offers unmatched comfort, durability, and personality in one iconic piece of headwear. This casual outdoor hat is ideal for weekend adventures, running errands, or simply making a statement wherever you go.
International Free Shipping
We offer free international shipping on orders over $50, as well as paid express shipping.
Delivery times: 8–12 days (free shipping) / 5–7 days (express shipping).
Ships from the USA, Italy, or China, depending on product availability.
Tariffs & Duties
We cover all tariff and duty charges for U.S. orders.
For international orders, local customs fees may apply depending on your country.
Purchase Protection
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Every hat on Hatloom is carefully selected from trusted manufacturers and goes through quality control before reaching you — because only the best makes it to our store.
Measure the circumference of your head about 1 cm above your ears using a soft tape measure.
Size S: 54–55 cm (21.3–21.7")
Size M: 56–57 cm (22.0–22.4")
Size L: 58–59 cm (22.8–23.2")
Size XL: 60–61 cm (23.6–24.0")
Most hats are adjustable (55–59 cm). When in doubt, size up.
Every piece of headwear we make is one of a kind. New styles are added daily as they're finished, and many of our most popular designs sell out within hours.
If you don't see the one you're looking for today, check back tomorrow!