Do The Math Bitcoin Long Sleeve T-Shirt

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Product mockup
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Product mockup

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Do The Math Bitcoin Long Sleeve T-Shirt

$34.99
Here by popular request, one of our top-selling t-shirt designs of all time is now available in a long sleeve! The Do The Math Bitcoin Long Sleeve T-Shirt combines sharp mathematical equations with bold typography, urging everyone to crunch the numbers and see why Bitcoin makes sense. Featuring a sleek, high-contrast design with a subtle Bitcoin nod, this shirt is perfect for Bitcoiners who love logic, finance, and a touch of intellectual flair. Stay warm while making a statement—because when you do the math, the future is clear.

• 100% airlume combed ring-spun cotton
• Heather colors are 52% combed and ring-spun cotton, 48% polyester
• Athletic Heather and Black Heather are 90% combed and ring-spun cotton, 10% polyester
• Fabric weight: 4.2 oz./yd.² (142.4 g/m²)
• 32 singles
• Regular fit
• Side-seamed construction
• Crew neck
• Cover-stitched collar
• 2″ (5 cm) ribbed cuffs
• Blank product sourced from Nicaragua, Honduras, or the US

Size guide

SHIRT LENGTH (inches) CHEST WIDTH (inches) CHEST TO FIT (inches) SLEEVE LENGTH (inches)
XS 27 16 ½ 31-34 25
S 28 18 34-37 25 ⅝
M 29 20 38-41 26 ¼
L 30 22 42-45 26 ⅞
XL 31 24 46-49 27 ½
2XL 32 26 50-53 28 ⅛

Typically ships in 3-5 Business Days. We offer a 30-day return/replacement guarantee.

Free & Easy Returns

100% Quality Guarantee

Trusted & Verified Seller

Designed In The USA, Ships Worldwide

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