Free tools

Free Roller Skating Tools

Written 8 October 2026 · updated 24 October 2026 · by Cass · written with an AI assistant

Four free tools to use before you buy: find your size, choose your wheels, check your pads and pick the right kind of skates.

Which Skates Are Right for Me?

Answer up to five quick questions and get sent to the buying guide that fits you: roller derby, rink and jam, outdoor or skatepark skates, quad or inline, wide feet, under $100, wheels or protective gear.

Roller Skate Size Calculator

Measure your foot in millimetres and read your size from the brand’s own chart, for 14 brands including Moxi, Riedell, Rollerblade, Bont and Roller Derby, kids’ sizes included.

Skate Wheel Hardness Guide

Pick your surface (roller derby floors included), weight, use and skate type, and get a wheel hardness (A) and diameter, with the reason behind it.

Protective Gear Checklist

Helmet, wrist guards, elbow pads and knee pads for kids and adults, plus the mouthguard roller derby requires, with how to measure and the size from the Triple Eight and 187 Killer Pads charts.

Ready to buy? What top skaters recommend — the full buying guide