Courtside Kids: active clothes that still know where dinner is.

Polished performance clothing for active kids, built for the playground, classroom, court, and country club.

WHY WE LOVE IT

Junior sport clothes that respect both the kid and the occasion.

Courtside Kids floral polo and blue shorts on court

Courtside Kids products and court culture · Images courtesy of Courtside Kids.

WHY PARK TENNIS CHOSE IT

Kids’ sports clothes usually choose a side: playground chaos or picture-day obedience. Courtside Kids wants boys to run, swing, learn, and still look pulled together when the game ends. We chose it because junior tennis needs clothes that respect both the kid and the occasion. The polish is real, but it never asks an active child to behave like a tiny country-club member.

Kids’ sports clothes usually choose a side: playground chaos or picture-day obedience. Courtside Kids wants boys to run, swing, learn, and still look pulled together when the game ends. We chose it because junior tennis needs clothes that respect both the kid and the occasion. The polish is real, but it never asks an active child to behave like a tiny country-club member.

Where to start

Apparel

Slate Super Short

A junior sport short with room for balls, rocks, and the day’s other priorities.

Read the recommendation →

Apparel

Navy Retro Stripe Polo Shirt

The polo for a kid who has places to be and no intention of slowing down.

Read the recommendation →

THE BRAND STORY

A parent problem became a better uniform for active boys.

WHO IT’S FOR

Parents looking for boys’ activewear that can handle play and still look pulled together.

Founder Karly Barker built Courtside Kids after finding too few clothes that could handle movement and still look appropriate beyond the playground.

Working with designers from performance apparel, the brand combines modern sport fabric, classic shapes, and the practical details children actually use.

Reviewed August 2026 · Facts sourced from the brand’s official site.

More brands like this

CLUB AND COMMUNITY · PARK TENNIS SELECTED

Driveway Paradise

View profile →

CLUB AND COMMUNITY · PARK TENNIS SELECTED

Oyster Tennis Club

View profile →

COURT TO ANYWHERE · EMERGING

Common Courtesy

View profile →