100% Silk.
Chest, measured from underarm seam to seam and then doubled : 52".
Length from collar seam to bottom hem : 30".
Sleeve length from shoulder seam to sleeve end : 11".
Across the shoulders seam to seam 21".
Condition is excellent.  No holes, no stains, and no missing buttons.
All shirts are kept folded, not on hangers.
Smoke free and pet free home.
Thank you!