100% Official Merchandise
365 Day Returns
DEAL ENDS SOON!
DEAL ENDS SOON!
25% Off Sitewide Use Code: SCORE. *Each offer has a limited duration that expires at the specified time. Some promotions may require that you enter a code. By making a purchase featuring a discount or promotion, including where a code may be required, you are agreeing to these terms and exclusions. Generally, eligibility will be as reflected in the price shown on the product page. However, discounts and promotions for certain products may only appear once an item is added to the cart and the code is entered. Prices and fees, including any applicable discount(s), will be as reflected in the cart. Only the as-discounted retail price (excluding applicable shipping, taxes, and handling fees) counts toward any minimum spend required for eligibility. If a rewards program applies, the rewards may only apply to the as-discounted retail price. Discounts and promotions do not apply to gift cards. Gift card purchases do not count toward any minimum spend required for eligibility. Exclusions may apply, including: all auctions and product drops; product that is already on sale, of limited quantity, for recent championship or other special events; select jerseys, on-field headwear, die cast and certain collectibles; and certain premium brand product. Additional terms and other exclusions may apply in our sole discretion.
1 - 18 of 18
Spring New Arrivals
18 Items
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Almost Gone!
$34.99 with code
Regular: $49.99
Boston Celtics Fanatics Baseline Long Sleeve T-Shirt - Kelly Green
Reduced: $21.99
Regular: $59.99
Boston Celtics Fanatics 2024 Eastern Conference Champions Locker Room Long Sleeve T-Shirt – Heather Gray
$54.74 with code
Regular: $72.99
Boston Celtics Nike 18-Time NBA Finals Champions Locker Room Long Sleeve T-Shirt - Black
$64.99
Boston Celtics Nike 2024/25 Legend On-Court Practice Long Sleeve T-Shirt - White
$64.99
Boston Celtics Nike 2024/25 Legend On-Court Practice Long Sleeve T-Shirt - Black
Most Popular in T-Shirts
$67.49 with code
Regular: $89.99
Boston Celtics New Era Layered Long Sleeve Hoodie T-Shirt - Kelly Green
$54.74 with code
Regular: $72.99
Boston Celtics '47 First Rate Franklin Long Sleeve T-Shirt - Gray
$64.99
Boston Celtics Nike 2024/25 Legend On-Court Practice Long Sleeve T-Shirt - Kelly Green
$48.99 with code
Regular: $69.99
Boston Celtics Fanatics 2024 NBA Finals Champions Fade Away Jumper Roster Signature Long Sleeve T-Shirt - Black
Most Popular in T-Shirts
$60.74 with code
Regular: $80.99
Boston Celtics Sportiqe Unisex Sun Fade Vintage Mohave Long Sleeve T-Shirt - Olive
Almost Gone!
$54.74 with code
Regular: $72.99
Boston Celtics New Era Unisex Oversized Essentials Enzyme Wash Long Sleeve T-Shirt - Green
$110.99
Boston Celtics Nike 2024/25 Authentic Pre-Game Legend Long Sleeve Shooting Shirt - Black
Most Popular in T-Shirts
$67.49 with code
Regular: $89.99
Boston Celtics Sportiqe Unisex Mohave Sun-Dipped Long Sleeve T-Shirt - Black
$79.49 with code
Regular: $105.99
Boston Celtics Spirit Jersey Unisex 2024 NBA Finals Champions Horizontal Ombre Long Sleeve T-Shirt - Kelly Green
$79.79 with code
Regular: $113.99
Boston Celtics Fanatics 2024 NBA Finals Champions Drive to the Hoop Long Sleeve T-Shirt - Black
Most Popular in T-Shirts
$73.49 with code
Regular: $97.99
Boston Celtics Stadium Essentials Atrium Raglan Long Sleeve Hoodie T-Shirt - Heather Gray
Almost Gone!
$44.24 with code
Regular: $58.99
Jrue Holiday/Jayson Tatum/Jaylen Brown Boston Celtics Homage Triple Threat Player Tri-Blend T-Shirt - Heather Kelly Green
Almost Gone!
$79.79 with code
Regular: $113.99
Boston Celtics Fanatics Unisex Elements Super Soft Long Sleeve T-Shirt - Khaki
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