Size Guide

Most FIDNO pieces are true to size. Between sizes? Size up. AEOLUS, HELIOS and ARTEMIS also have their own measurements behind the Size guide button on the product page, including 2XL and 3XL where a piece comes in them.

Size Chest (in) Waist (in)
XS 34–36 27–29
S 36–38 29–31
M 38–40 31–33
L 40–42 33–36
XL 42–45 36–40

How to measure

Chest: around the fullest part of your chest, tape flat and snug, not tight. Waist: around your natural waistline, where you bend to the side. Measure over light clothing and compare with the table.

How each cut fits

Second skin: ARTEMIS Leopard Seamless Set (size up for a less compressive feel). Close to the body: EREBUS Fitted Tank, APOLLO Ribbed Training Tank. Regular or tailored: HADES, ATHENA and HERCULES bamboo tees, NYX Washed Crop Top. Loose: CHAOS Sleeveless Tank and THANATOS Oversized Washed Tee (both run roomy; size down for a closer fit), ARES Heavyweight Muscle Tank and AEOLUS Featherweight Training Tank. Relaxed, drawstring waist: ATLAS Urban Wash Pants, HYPNOS Fleece Straight Pants, HELIOS Cotton Training Shorts.

Still unsure? Write to fidnoshop@gmail.com with your measurements and we'll point you to the right size. Wrong size on arrival? Exchanges are free within 30 days; see Shipping & Returns.