Authentic, verified using certilogo (stone island certification QR code) 
Pre-owned decent condition size XL, do not know exact name of jacket but know it is from 2019/2020 collection.

Made in Vietnam
Outer Material: 52% Polyester, 48% Polyamide
Inner material: 80% wool, 20% Polyamide 

chest- 21 in
length= 31 in
shoulder= 17 in
sleeve= 27 in

Will ship within 1-3 days of receiving payment unless weekend or holidays.