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Is the Proton Series Three Project Flamingo Square legal?

USA Pickleball (sanctioned play)

Legal

Listed by USAP as Proton Sports Inc Series Three Project Flamingo - S3FS13

Search the official USAP list

UPA-A (PPA and MLP pro events)

Legal

Approved 2025-09-18

Model # S3FS13, S3FS15

Check the UPA-A list

For UPA-A events the paddle must also carry the UPA-A stamp and its model number.

Check Amazon

Specs

Thickness

13MM, 15MM

Status history

• 2025-09-18 UPA-A: Added. Approved on the official list
• 2025-09-18 UPA-A: Added. Approved on the official list

Status comes from the official lists and is checked daily. Always confirm with USA Pickleball or UPA-A before a tournament. How we check.