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frontpagepowerfuldoppler | Staff posted Aug 29, 2025 11:27 PM
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Item 1 of 3
frontpagepowerfuldoppler | Staff posted Aug 29, 2025 11:27 PM

Wilson NBA Alliance Signature Trophy Indoor/Outdoor Basketball (Size 7, 29.5")

+ Free Shipping

$20

Costco Wholesale
6 Comments 4,631 Views
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Deal Details
Costco Wholesale has for its Members: Wilson NBA Alliance Signature Trophy Indoor/Outdoor Basketball (Size 7, 29.5") on sale for $19.97. Shipping is free.
  • Note: Non-Members may purchase but are subject to a 5% surcharge.
Thanks to Deal Editor powerfuldoppler for sharing this deal.

About this product:
  • Designed with a high-performance Pure Feel Cove
  • Built to withstand the environments of both indoor and outdoor play
  • Iconic Larry O'Brien Championship Trophy in striking gold foiling
  • NBA Pro Seams provide the precision needed for the modern game
  • Inflation Retention Lining guarantees a consistent bounce throughout the ball's lifespan
  • Ball size: 7 (29.5")

Editor's Notes

Written by SubZero5 | Staff
  • About this Deal:
  • About this Product:
    • Rated 4.7 out of 5 stars at Costco based on over 70 customer reviews.
  • About this Store:
    • If you don't have a Costco Warehouse Membership, you can sign-up here
    • You can view Costco's return policy here.
  • Additional Notes:
    • Please see the original post for additional details & give the WIKI and additional forum comments a read for helpful discussion.

Original Post

Written by powerfuldoppler | Staff
Community Notes
About the Poster
Deal Details
Community Notes
About the Poster
Costco Wholesale has for its Members: Wilson NBA Alliance Signature Trophy Indoor/Outdoor Basketball (Size 7, 29.5") on sale for $19.97. Shipping is free.
  • Note: Non-Members may purchase but are subject to a 5% surcharge.
Thanks to Deal Editor powerfuldoppler for sharing this deal.

About this product:
  • Designed with a high-performance Pure Feel Cove
  • Built to withstand the environments of both indoor and outdoor play
  • Iconic Larry O'Brien Championship Trophy in striking gold foiling
  • NBA Pro Seams provide the precision needed for the modern game
  • Inflation Retention Lining guarantees a consistent bounce throughout the ball's lifespan
  • Ball size: 7 (29.5")

Editor's Notes

Written by SubZero5 | Staff
  • About this Deal:
  • About this Product:
    • Rated 4.7 out of 5 stars at Costco based on over 70 customer reviews.
  • About this Store:
    • If you don't have a Costco Warehouse Membership, you can sign-up here
    • You can view Costco's return policy here.
  • Additional Notes:
    • Please see the original post for additional details & give the WIKI and additional forum comments a read for helpful discussion.

Original Post

Written by powerfuldoppler | Staff

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5 Comments

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Yesterday 10:51 PM
2,940 Posts
Joined Jun 2017
NikonShrYesterday 10:51 PM
2,940 Posts
get it...
Yesterday 11:53 PM
16 Posts
Joined Mar 2020
Jennyjenni10Yesterday 11:53 PM
16 Posts
Standard women's ball size btw
3
Yesterday 11:59 PM
113 Posts
Joined Feb 2019
Ryan2010Yesterday 11:59 PM
113 Posts
Quote from Jennyjenni10 :
Standard women's ball size btw
Standard Men's ball size actually!
Today 12:16 AM
142 Posts
Joined Oct 2020
etunerToday 12:16 AM
142 Posts
Quote from Jennyjenni10 :
Standard women's ball size btw
The official NBA ball is Size 7: it measures 29.5 inches in circumference and weighs 20–22 ounces.

Women's are Size 6: 28.5 inches, 18–20 oz.
Today 12:16 AM
358 Posts
Joined Nov 2010
rjhartman74Today 12:16 AM
358 Posts
Full (7) Official 29.5" 20 - 22 oz Age 13 & above Official size for Men's leagues

Mid (6) Intermediate 28.5" 18 - 20 oz Age 9 - 12 Official size for Women's leagues

Youth (5) 27.5" 16 - 18 oz Age 9 & below

Mini Recreational 22" 10.5 oz

According to Spalding.com

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