Ease
Ease is the difference between a finished garment's measurements and the body's actual measurements, categorised as positive (loose) or negative (snug).
Explanation
Ease is the difference between your body measurements and the finished garment's measurements. Positive ease means the garment is larger than you (giving a looser fit), while negative ease means the garment is smaller than your actual measurements (often used for close-fitting garments or stretchy ribbing). Choosing the right amount of ease is key to getting a garment that fits exactly how you want it to.
Also known as: Wearing ease, Fit allowance
Positive, negative and zero ease
Ease is the difference between the garment measurement and the body measurement. Positive ease means the garment is larger than the body, giving a loose fit. Negative ease means it is smaller and stretches to fit — standard in socks, hats and close-fitting tops. Zero ease means the garment matches the body exactly.
A sweater with 4 inches of positive ease and one with 2 inches of negative ease can be the same pattern in different sizes. This is why you cannot pick a size from your bust measurement alone — you need to know what ease the designer drafted the garment for.
Choosing your size
Measure a garment you already own and like the fit of. Compare that number to the schematic in the pattern and choose the size closest to it. That is far more reliable than working from body measurements and a recommended ease.
Remember that fiber changes the outcome. Cotton and silk have little memory and grow over the course of a day, while wool springs back. In a yarn without memory, be cautious with negative ease.
Choosing ease before you choose a size
Ease is the difference between the garment's finished measurement and the body it is meant to fit, and it is why picking a sweater size by your own chest measurement produces the wrong answer.
Roughly: negative ease (the garment smaller than the body) for fitted knits and socks, which stretch to fit and stay put; zero to about 2 in (5 cm) of positive ease for a classic close fit; 4 in (10 cm) or more for a relaxed or oversized look. The pattern's photographs are modelled at a specific ease, usually stated, and matching that number is the reliable way to get the look in the photograph. Measure a garment you already own and like, and compare — it is far more informative than measuring yourself.
Common mistakes
- Choosing a size from your own bust measurement without accounting for the intended ease.
- Using negative ease in a yarn that does not spring back, such as pure cotton.
Keywords
- ease
- positive ease
- negative ease
- fit
Frequently asked questions
How much ease should a sweater have?
Close-fitting: 0 to 2 inches negative. Classic fit: 2 to 4 inches positive. Oversized: 6 inches and up. Most patterns state what they were drafted for.
Does ease only apply at the bust?
No, but the bust is the reference point in most patterns. Upper arm and shoulder width usually carry their own, smaller ease, and that is where a sweater first feels tight.
The pattern lists sizes by bust measurement. Is that the body or the garment?
Well-written patterns state finished garment measurements and separately recommend how much ease to choose. Where only one set of numbers is given, check whether the schematic matches them — a schematic always shows the garment. Guessing wrong here is the most common reason a correctly knitted sweater does not fit.