The Upside

The Upside

Premium Australian activewear brand specializing in high-performance fitness clothing

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The Upside Size Guide

The Upside is an Australian activewear brand renowned for its minimalist design philosophy and sustainable approach to sportswear. The brand specialises in high-performance yoga wear, athleisure, and lifestyle clothing that emphasises clean lines, quality fabrication, and versatile styling. The Upside garments are designed to fit the modern, active body with a contemporary cut that bridges studio and street. Sizing tends toward a streamlined fit through the body with considered length proportions, so refer to this guide carefully to ensure your best fit.

How to Measure

  1. Bust/Chest: Wrap a soft measuring tape around the fullest part of your bust or chest, keeping the tape parallel to the ground and snug but not tight. Measure while wearing an unpadded bra or fitted top.
  2. Waist: Measure around your natural waistline — the slimmest part of your torso, typically where your body bends when you lean slightly forwards. Keep the tape relaxed and comfortable.
  3. Hips: Stand with feet together and measure around the fullest part of your hips and bottom, keeping the tape level and at the same tension as your waist measurement.
  4. Length/Inseam: For leggings and trousers, measure your inside leg from the top of your inner thigh at the crotch down to your ankle bone. This is best done while wearing shoes with a similar heel height to those you'll wear with the garment.
  5. Shoulder to Hem: For tops and dresses, measure from the highest point of your shoulder down to where you'd like the garment to finish. This helps determine appropriate length for your frame.
  6. Footwear: Measure your foot length in the evening when feet are naturally slightly expanded. Stand on a hard surface with weight distributed evenly, and measure from your heel to the tip of your longest toe using a ruler or measuring tape placed against a wall.

Women's Clothing Size Chart

Size Label UK US EU Bust (inches) Waist (inches) Hips (inches)
XS 6 2 34 31–32 24–25 33–34
S 8 4 36 33–34 26–27 35–36
M 10 6 38 35–36 27–28 37–38
L 12 8 40 37–38 29–30 39–40
XL 14 10 42 39–40 31–32 41–42

Men's Clothing Size Chart

Size Label UK US EU Chest (inches) Waist (inches)
XS 32 XS 46 34–36 28–29
S 34 S 48 36–38 30–31
M 36 M 50 38–40 31–32
L 40 L 52 40–42 32–34
XL 42 XL 54 42–44 34–35

Footwear Size Chart

UK Size US Women's US Men's EU Foot Length (cm)
3 5 36 22.5
4 6 37 23.5
5 7 5.5 38 24.0
6 8 6.5 39 24.5
7 9 7.5 41 25.5
8 10 8.5 42 26.5
9 11 9.5 43 27.0
10 12 10.5 44 28.0
11 13 11.5 45 28.5
12 14 12.5 46 29.5

Product-Specific Guidance

Yoga & Activewear Tops

The Upside yoga and activewear tops are cut close to the body for an uninterrupted line in the studio. If you prefer a relaxed, oversized silhouette, you may wish to size up. For bra-integrated styles, consider your usual bra size and choose a top size that accommodates your cup size comfortably. Long-line styles are designed to provide coverage through the hips; refer to the length guidance in the size chart to confirm the garment will sit at your preferred point on the body.

Leggings & Bottoms

High-rise leggings from The Upside are engineered to sit at the natural waist and provide a sleek, second-skin fit through the leg. Measure your inseam carefully, as The Upside bottoms are proportioned for an ankle-length finish on standard frame heights. If you are particularly tall or petite, consider sizing up or down in length accordingly. The brand's signature waistband sits comfortably without rolling or gapping; if you sit between sizes, choose the smaller size to ensure the waistband stays secure during movement.

Trainers & Training Shoes

The Upside training shoes and lightweight trainers are designed for versatile movement, from gym to street. Measure your foot length in the evening when feet are naturally expanded, and refer to the footwear chart above. Allow approximately 0.5 cm of space between your longest toe and the toebox when standing. If you are between sizes or have a wide foot, sizing up by half a size is recommended. Always check individual product reviews, as shoe fit can vary by style.

Layering Pieces & Jackets

Lightweight jackets and layering pieces from The Upside are tailored to sit over fitted activewear without excess bulk. Take your bust measurement and choose your size based on how you'll layer. If layering over a fitted yoga top, you may prefer your true size; if wearing over looser garments, consider sizing up for comfort. Check the length carefully for your height, especially if you are taller or shorter than average, as layering pieces should provide coverage through the hips.

Accessories & Footwear Sizing

The Upside accessories such as headbands, grip socks, and small leather goods are typically one-size-fits-most or clearly labelled for fit. For footwear, always measure both feet, as it is common for one foot to be slightly larger. Order shoes to fit your larger foot, and use insoles or additional socks to adjust fit if needed on the smaller foot.

Sizing Tips

  • Measure in the evening: Feet and body dimensions naturally swell throughout the day due to increased blood flow and activity. Measure yourself between 3 p.m. and 8 p.m. for the most accurate results.
  • Check individual product descriptions: The Upside publishes fit notes with many styles, including whether a design runs small, true to size, or large. Always review the product page before purchasing.
  • Consider your usual fit preference: The Upside's contemporary cut is intentionally streamlined. If you prefer a looser, more relaxed aesthetic, you may prefer to size up by one size; if you love a body-hugging fit, stick to your true size.
  • Pay attention to fabric composition: The Upside uses a range of performance fabrics, from four-way stretch nylon to breathable cotton blends. Stretch fabrics will conform to your body; non-stretch or lightly stretched fabrics should fit true to your measurements.
  • Factor in your height: The Upside designs for a contemporary length — often slightly shorter in the torso and longer through the leg. If you are petite (under 5'4"), bottoms may run longer; if you are tall (over 5'10"), they may run shorter. Always verify the inseam or finished length in the product specifications.
  • Test the return policy: The Upside typically allows returns within a defined window. If you are uncertain between two sizes, order both and return the incorrect size. This is especially helpful for footwear, as shoe fit can vary by individual and style.
  • Refer to brand-specific reviews: Seek out feedback from customers on The Upside's website or trusted retailers. Reviews often mention whether styles fit generously, run true to size, or fit snug, and provide valuable insight into durability and comfort over time.

Sizing Information

General Fit

The Upside sizing tends to follow standard UK sizing. However, we recommend checking the specific size chart for each item.

Fit Recommendations

  • Check product-specific size charts when available
  • Read customer reviews for fit feedback
  • Consider the item type (slim fit, regular fit, etc.)
  • When in doubt, contact customer service

Important: This page provides essential and expertly curated size conversion information that should be used in conjunction with the complete interactive tools available at sizechart.uk. For the most accurate size conversions and access to our comprehensive database of brand-specific charts, measurement guides, and real-time conversion tools, please visit the full website. The information presented here represents only a portion of our complete sizing resources and should be evaluated within the context of your specific sizing needs and the brands you're shopping for. It is impossible to determine the anatomical size of a shoe or clothing item without the use of a measuring tape or ruler in conjunction with the size chart.