MISSYSPORT
Fit better, move freer — activewear sizing, fabric care, and the workout calculators every athleisure closet needs.
From sizing your sports bra and leggings to converting a size across regions, estimating calories burned and sweat lost, and knowing how to wash the fabric, MissySport pairs free hands-on activewear calculators with practical guides and a browsable museum. Fit better, move freer.
Activewear Tools & Calculators
Free tools for your athleisure closet — sports bra size calculator, legging size calculator, clothing size converter, workout calorie calculator, sweat rate calculator, and activewear fabric care guide.
Sports Bra Size Calculator
Find your band and cup size from underbust and bust measurements, plus a recommended support level for your workout's impact.
Legging Size Calculator
Find your legging size from waist and hip measurements, with a Petite, Regular, or Tall length suggestion from your height.
Clothing Size Converter
Convert a women's apparel size between US, UK, EU, and numeric bust-based sizing.
Workout Calorie Calculator
A rough estimate of calories burned for running, HIIT, yoga, cycling, or strength training from your weight and workout duration.
Sweat Rate Calculator
Estimate your sweat rate in liters per hour from pre/post-workout weight, fluid drunk, and duration, plus how much to replace.
Activewear Fabric Care Guide
Wash temperature, dry method, and do's and don'ts for spandex, polyester, nylon, cotton blends, and merino wool.
The Museum
A browsable museum sits alongside the calculators and guides — a set of illustrated collections you can wander through when you want a break from the numbers, each entry drawn from Wikipedia and Wikimedia Commons.
Tour the museum →From the Journal
Guides on sizing and fit, sports bras and leggings, fabric care, and workout basics — practical reading to pair with the calculators above.
The Science Behind Sweat Wicking: Why It Matters for Athletes and Fitness Enthusiasts
The Science Behind Sweat Wicking: Why It Matters for Athletes and Fitness Enthusiasts Sweat wicking isn’t just a buzzword—it’s a game-changer for anyone pushing their limits during workouts, races, or…
The Studio Hoodie: A Versatile Staple for Athletes and Sports Enthusiasts
The Studio Hoodie: A Versatile Staple for Athletes and Sports Enthusiasts In an era where comfort meets performance, the studio hoodie has emerged as a must-have garment for athletes and…
The Ultimate Guide to Lounge Joggers: Blending Comfort and Style in Modern Athletic Wear
The Ultimate Guide to Lounge Joggers: Blending Comfort and Style in Modern Athletic Wear In an era where fashion and function often collide, lounge joggers have emerged as a versatile…
Elevating Performance: The Crop Top Revolution in Sports Fashion
Elevating Performance: The Crop Top Revolution in Sports Fashion In recent years, the crop top has transcended its origins as a casual wardrobe staple to become a cornerstone of modern…
The Ultimate Maternity Gym Experience: Strength, Safety, and Support for Expecting Athletes
The Ultimate Maternity Gym Experience: Strength, Safety, and Support for Expecting Athletes In an era where fitness is celebrated as both a lifestyle and a performance art, expecting mothers are…
The Ultimate Evolution of Yoga Pants: From Studio Floors to Sports Arenas
The Ultimate Evolution of Yoga Pants: From Studio Floors to Sports Arenas In an era where athleisure has redefined fashion norms, yoga pants have emerged as a staple in both…
Keep Learning
Plain-language explainers on sizing systems, support levels, workout energy expenditure, and fabric science — everything you need to shop and train with more confidence.
Visit the Learn hub →