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Sizing

How do I find my size?

Fit Tips. Numi Essential Undershirts: Our undershirts are tightly fitted to the body, with some stretch to the fabric. If you fall between two sizes on the chart, we recommend choosing the larger size as they are a snug fit. Numi Sustainable Silk™: O

How should an undershirt fit?

Our undershirts are intended to fit snug for an invisible look when worn under outer layers. If you prefer a non-fitted style, we recommend sizing up.