Contributor 108 examinations

Calliope Martinez.

Page 1 of 12

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Tennis Shoes ·4 min · July 2026

The 12-Ounce Myth: What Every Tennis Shoe Review Gets Wrong About Hard-Court Stability

The most quoted number in tennis footwear is 12 ounces. Somewhere around that mark — roughly 340 grams for a men's size 10.5 — the industry draws its line between "lightweight" shoes and "stability"…

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Tennis Governance ·6 min · July 2026

Tennis Governance Has a Feedback Problem, and It Learned It From a Thin Source

Every tennis administrator has said some version of it. A coach raises a problem with league scheduling, a parent questions a junior pathway decision, a club member asks why court fees rose, and the…

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Tennis Business ·8 min · July 2026

The Tennis Business Is Healthier Than the Headlines Say — and Shakier Than the Boosters Admit

In March 2025, the Professional Tennis Players Association filed an antitrust suit against the ATP, WTA, ITF, and the ITIA, calling the sport's governance a "cartel." Three months earlier, the ATP had…

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Racquets ·10 min · July 2026

Retail vs Pro Stock: The Tennis Racquet Comparison Nobody Wants You to Read Carefully

There is a belief that circulates in every stringing room and club-forum thread, and it goes roughly like this: the racquet the pros play is a different, better object than the one on the wall at…

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Customization ·9 min · July 2026

Player Racquet Specifications: Why the Pro's Frame Isn't the One on the Shelf

The racquet Roger Federer sold you was never the racquet Roger Federer played. That is not a scandal.

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Tennis Apparel ·5 min · July 2026

Budget Tennis Apparel Done Right? The adidas Club Short vs. Nike Court Dri-FIT Victory vs. Fila Essentials

The least glamorous purchase in tennis apparel is also the one where spending less often gets you more.

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Polyester ·6 min · July 2026

Tennis String Review: Does a Four-Sided Profile Really Cost You Durability?

There's a long-standing suspicion around four-sided strings, and we'll admit we shared it: the square profile bites the ball harder, sure, but it must give something back — durability, feel, or both.

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Tennis Apparel ·6 min · July 2026

The "Just Buy the Wimbledon Collection" Rule for Tennis Apparel: Where It Holds and Where It Costs You

The advice circulates every spring, usually in a forum thread or a group chat before someone's first grass-court club event: just buy the Wimbledon collection.

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Yonex ·4 min · July 2026

Which Yonex Racquets Fit Your Game? Matching the EZONE, VCORE, and PERCEPT Lines to Player Type

Every marketing pitch for Yonex racquets eventually lands on the same number: 7%. That's the figure Yonex publishes for how much larger the sweet spot of its Isometric head shape is compared to a…