Due to the Canada Postal strike - some addresses within the country will be temporarily unavailable for delivery and returns processing. All packages will be delivered and returns processed as soon as possible.
Skip to Main Content
Skip to Filters
Skip to Filters
Skip to Footer
Switch Stores
USA
Gift Cards
Track Order
Help
My Account
Language
English
Français
men
women
More
kids
jerseys
t-shirts
headwear
kids
jerseys
t-shirts
More
headwear
headwear
accessories
SIGN UP & SAVE!
NBA
Boston Celtics
Boston Celtics Men
Summer Gear
Filters
Cancel
Your Selections
Boston Celtics
Men
Summer Gear
M
Featured Departments
Hats
T-Shirts
Sale Items
Players
Jayson Tatum
Jaylen Brown
Larry Bird
Kevin Garnett
Paul Pierce
Tacko Fall
Dee Brown
Gordon Hayward
All Departments
Hats
Polos
Shirts & Sweaters
Shorts
T-Shirts
Featured Brands
'47
Fanatics
Jordan Brand
Mitchell & Ness
New Era
Nike
Pro Standard
1 - 72 of 141
Summer Gear
Filter
Filters
Top Sellers
sort-by
Lowest Price
Highest Price
Top Sellers
Newest Items
72 Items
page-size
24 Items
48 Items
72 Items
96 Items
Hats
T-Shirts
Sale Items
Boston Celtics
Men
Summer Gear
M
141 Items
1
2
1 of 2
Reduced:
$21.99
$
21
99
Regular:
$59.99
$
59
99
Boston Celtics Fanatics 2024 Eastern Conference Champions Locker Room Long Sleeve T-Shirt – Heather Gray
Reduced:
$24.99
$
24
99
Regular:
$49.99
$
49
99
Boston Celtics Fanatics 2024 NBA Finals Champions Half Court Trap Roster T-Shirt - Black
Reduced:
$24.99
$
24
99
Regular:
$49.99
$
49
99
Boston Celtics Fanatics 2024 Eastern Conference Champions Locker Room T-Shirt – Heather Gray
Almost Gone!
$38.99
$
38
99
Boston Celtics New Era Pipe 39THIRTY Flex Hat - Kelly Green
Almost Gone!
$49.99
$
49
99
Boston Celtics Tommy Jeans Mel - T-Shirt - Kelly Green
$99.99
$
99
99
Larry Bird Boston Celtics Mitchell & Ness Hardwood Classics Tie-Dye Name & Number - Tank Top - Black/Kelly Green
Almost Gone!
$159.99
$
159
99
Boston Celtics Mitchell & Ness Hardwood Classics Slap Sticker Swingman - Shorts - Kelly Green
$47.99
$
47
99
NBA New Era 2024 Represent The Canadians T-Shirt - Red
$58.99
$
58
99
Boston Celtics Nike 2024 NBA Finals Champions Celebration Parade T-Shirt - White
Most Popular
in T-Shirts
$75.99
$
75
99
Boston Celtics Nike 18-Time NBA Finals Champions Locker Room Long Sleeve T-Shirt - Black
Almost Gone!
$67.99
$
67
99
Jayson Tatum Boston Celtics Jordan Brand 2022/23 Statement Edition Name & Number T-Shirt - Black
$67.99
$
67
99
Boston Celtics Nike 2024/25 Legend On-Court Practice Long Sleeve T-Shirt - Black
Most Popular
in T-Shirts
Almost Gone!
$114.99
$
114
99
Boston Celtics Nike 2024/25 Authentic Pre-Game Legend Long Sleeve Shooting Shirt - Black
$75.99
$
75
99
Boston Celtics Nike 2024/25 City Edition Courtside Color Block T-Shirt - Green
Most Popular
in T-Shirts
$63.99
$
63
99
Jayson Tatum Boston Celtics Homage Unisex 2024/25 City Edition Caricature Tri-Blend T-Shirt - Charcoal
$67.99
$
67
99
Jayson Tatum Boston Celtics Nike Icon 2022/23 Name & Number T-Shirt - Kelly Green
$58.99
$
58
99
Boston Celtics Nike 2024/25 Legend On-Court Practice Performance T-Shirt - Black
Most Popular
in T-Shirts
$46.99
$
46
99
Boston Celtics Fanatics Primary Team Logo T-Shirt - Black
$67.99
$
67
99
Jayson Tatum Boston Celtics Jordan Brand Player T-Shirt - Black
$60.99
$
60
99
Boston Celtics New Era Unisex Sugar Skull T-Shirt - Black
Most Popular
in T-Shirts
Reduced:
$33.99
$
33
99
Regular:
$67.99
$
67
99
Boston Celtics Never Over T-Shirt - Kelly Green
$63.99
$
63
99
Boston Celtics Fanatics 2024 NBA Finals Champions Pull Up Jumper Caricature T-Shirt - White
Most Popular
in T-Shirts
$67.99
$
67
99
Jayson Tatum Boston Celtics Nike 2024/25 City Edition Name & Number T-Shirt - Black
Most Popular
in T-Shirts
$58.99
$
58
99
Boston Celtics Nike 2024/25 City Edition Essential Logo T-Shirt - Black
Most Popular
in T-Shirts
$63.99
$
63
99
Boston Celtics Fanatics 2024 NBA Finals Champions Fade Away Jumper Roster Signature T-Shirt - Black
Most Popular
in T-Shirts
$101.99
$
101
99
Boston Celtics Fanatics NBA Hoops for Troops Long Sleeve T-Shirt - Heather Gray
Almost Gone!
$46.99
$
46
99
Boston Celtics Fanatics Primary Team Logo T-Shirt - White
$62.99
$
62
99
Boston Celtics New Era Sport Classics T-Shirt - Kelly Green
$92.99
$
92
99
Boston Celtics Fanatics Flex Tri-Blend T-Shirt - Black
$50.99
$
50
99
Boston Celtics FISLL Unisex Lucky T-Shirt - Kelly Green
Most Popular
in T-Shirts
$60.99
$
60
99
Boston Celtics Homage NBA x Spongebob Collab Tri-Blend T-Shirt - Kelly Green
$60.99
$
60
99
Boston Celtics Homage NBA x Teenage Mutant Ninja Turtles Tri-Blend T-Shirt - Kelly Green
$202.99
$
202
99
Boston Celtics Nike 2024/25 City Edition Courtside Heavyweight Hockey Jersey - Black
$84.99
$
84
99
Boston Celtics New Era 2024/25 City Edition Chenille Heavyweight T-Shirt - Black
$67.99
$
67
99
Boston Celtics Homage Unisex 18-Time NBA Finals Champions Tri-Blend T-Shirt - Heather Kelly Green
$46.99
$
46
99
Boston Celtics Stadium Essentials Unisex Primary Logo T-Shirt - Black
$63.99
$
63
99
Boston Celtics '47 18-Time NBA Finals Champions Banner Franklin T-Shirt - Black
$67.99
$
67
99
Jayson Tatum & Jaylen Brown Boston Celtics Homage Unisex 2024 NBA Finals Champions NBA Jam Tri-Blend T-Shirt - Gray
$58.99
$
58
99
Boston Celtics Nike 2024 NBA Finals Champions Celebration Trophy T-Shirt - Black
$60.99
$
60
99
Boston Celtics Homage Unisex Hometown Hyper Local Tri-Blend T-Shirt - Heather Gray
$67.99
$
67
99
Boston Celtics Homage Unisex Anything Is Possible Tri-Blend T-Shirt - Ash
Almost Gone!
$50.99
$
50
99
Boston Celtics Concepts Sport Region Flannel Boxer Short - Kelly Green
$67.99
$
67
99
Boston Celtics New Era 2024/25 City Edition Long Sleeve T-Shirt - Black
Most Popular
in T-Shirts
$126.99
$
126
99
Boston Celtics Pro Standard Area Code Shorts - Kelly Green
$46.99
$
46
99
Boston Celtics Fanatics Primary Team Logo T-Shirt - Heathered Gray
$160.99
$
160
99
Boston Celtics Mitchell & Ness Hardwood Classics 2007 Split Swingman Shorts - Kelly Green/Black
$67.99
$
67
99
Boston Celtics Nike 2024 NBA Finals Champions Celebration Expressive T-Shirt - Black
$143.99
$
143
99
Larry Bird Boston Celtics Mitchell & Ness Sublimated Player Tank Top - Kelly Green/Black
$109.99
$
109
99
Boston Celtics Mitchell & Ness Unisex Hardwood Classics Vintage Voltage Premium Heavyweight T-Shirt - Black
$152.99
$
152
99
Boston Celtics Nike 2021/22 Classic Edition Swingman Performance Shorts - White/Kelly Green
$67.99
$
67
99
Boston Celtics Fanatics Crossover Collection Full Court Press T-Shirt - Kelly Green
$70.99
$
70
99
Boston Celtics New Era Enzyme Washed Oversized T-Shirt - Black
Almost Gone!
$101.99
$
101
99
Boston Celtics Stadium Essentials Atrium Raglan Long Sleeve Hoodie T-Shirt - Heather Gray
$101.99
$
101
99
Boston Celtics Tommy Jeans Ben Vintage Applique Long Sleeve Hoodie T-Shirt - Cream
$58.99
$
58
99
Boston Celtics Fanatics 2024 NBA Finals Champions Outlet Pass Hometown Originals T-Shirt - Black
$97.99
$
97
99
Boston Celtics Nike Courtside Versus Force Split DNA Performance Shorts - Kelly Green/Black
$168.99
$
168
99
Boston Celtics NBA & KidSuper Studios by Fanatics Unisex Hometown Shorts - Brown
$84.99
$
84
99
Boston Celtics NBA x Kathy Ager Unisex Identify Artist Series T-Shirt - White
$63.99
$
63
99
Jayson Tatum Boston Celtics Homage Comic Book Player Tri-Blend T-Shirt - Kelly Green
$101.99
$
101
99
Boston Celtics Sportiqe Unisex Wales Heavyweight Pocket Long Sleeve T-Shirt - Black
$58.99
$
58
99
Boston Celtics Fanatics 2024 NBA Finals Champions Ball Screen Ring T-Shirt - Black
$84.99
$
84
99
Boston Celtics Tommy Jeans Lucas Long Sleeve T-Shirt - Black
$67.99
$
67
99
Boston Celtics Tommy Jeans Noah Swish T-Shirt - Kelly Green
$58.99
$
58
99
Boston Celtics Fanatics 2024 Eastern Conference Champions Full Court Trap T-Shirt - Heather Charcoal
$58.99
$
58
99
Boston Celtics Fanatics 2024 NBA Finals Champions Pump Fake Hometown Originals T-Shirt - Black
$53.99
$
53
99
Tacko Fall Boston Celtics Fanatics Playmaker Name & Number T-Shirt - Kelly Green
$58.99
$
58
99
Boston Celtics Fanatics 2024 Eastern Conference Champions Layup Drill T-Shirt - Black
$57.99
$
57
99
Boston Celtics New Era Enzyme Wash Oversized T-Shirt - Kelly Green
$55.99
$
55
99
Boston Celtics Mitchell & Ness Unisex Hardwood Classics MVP Throwback Logo T-Shirt - Heather Gray
$63.99
$
63
99
Boston Celtics Fanatics 2024 NBA Finals Champions Full Court Pressure Retro Tri-Blend T-Shirt - Heather Charcoal
$62.99
$
62
99
Boston Celtics New Era Sport Classics Oversized T-Shirt - White
$67.99
$
67
99
Boston Celtics Sportiqe Unisex Bingham Sun-Fade T-Shirt - Black
1
2
1 of 2
Hats
T-Shirts
Sale Items
USA
