Kolwin Cat
The Kolwin Cat is a two-piece, single cover golf ball with 350 dimples, made by Alpen Co. Ltd. in Japan. Its manufacturer declares medium with driver, medium with short iron spin. It appears on the R&A and USGA List of Conforming Golf Balls effective 2 September 2026 to 6 October 2026, under identifier RC2025-0791.
What the official list says
- Pole markingsWhat is printed on the two poles of the ball: usually brand and model.
- Kolwin in blue with Paw print in red
- Seam markingsWhat is printed on the equator: alignment line, number, minor text.
- Cat logo in blue/white with Take it Easy in blue aboveKolwin in tee logo in blue/white with paw prints above and below in red
- Cover colour
- white
- Construction
- two-piece, single cover2P-1c
- Covers
- single cover
- Driver spin
- medium
- Short-iron spin
- medium
- Spin profile
- medium with driver, medium with short ironM-M
- Dimples
- 350
- Manufacturer
- Alpen Co. Ltd.
- Country
- Japan
- Identifier
- RC2025-0791
Data from the List of Conforming Golf Balls (USGA and R&A), edition effective 2 September 2026 to 6 October 2026. The list itself is the only valid source for a ruling. See the official list at The R&A ↗
Frequently asked
Is the Kolwin Cat conforming for competition play?
Yes: it is on the R&A and USGA List of Conforming Golf Balls effective until 6 October 2026. For a ruling, always check the current edition of the official list.
How many pieces does the Kolwin Cat have?
According to the manufacturer it is a two-piece, single cover ball (code 2P-1c on the official list).
How many dimples does the Kolwin Cat have?
350 dimples, as declared by Alpen Co. Ltd. on the official list.
What is printed on the Kolwin Cat?
On the poles: Kolwin in blue with Paw print in red. On the equator: Cat logo in blue/white with Take it Easy in blue above; Kolwin in tee logo in blue/white with paw prints above and below in red. Markings identify the ball on the conforming list; the play number does not count as a marking.