There is no size tag. Please view measurements below and in photos to ensure fit. Past Times, UK Cardigan Wool Fair Isle Knit: Floral, Hearts, Animals (e.g.,bunny rabbit) Multicolor knit Button front closure Crewneck Long Sleeves Made in UK Vintage - I think this is for the '90s Estimated size M - I used several size charts to estimate the size as a Medium given no size tag 100% wool Approximate Measurements of back vertical flat lay Pit to pit 19.75" Length center back from neck seam 26" Sleeve length from top shoulder seam 19.5" Pre-owned. Very Good Condition