Seems like it could be a Pilot’s uniform, which most of the patches and ornementation taken off.

Circa LAte 1990s - Early 2000s Vintage
Brand: Logistik
Made in Canada
65% Wool 35% Polyester (Exterior)
Tag Codes: 8405-21-899-0010 / 6738 / P/O# 203050 / AZ0A/ 01
Colour: Blue

Jacket: No Size Tag- In my opinion, it fits somewhere around a standard Men’s Small
Pants: No Size Tag - The waist measures at a standard 32
ChatGPT Size Estimate: 36R

JACKET (Measured laying flat, in inches)
Chests: 19.5
Back Length: 28.75
Shoulder: 16
Sleeve Length: 24.5

PANTS (Measured laying flat, in inches)
Waist: 16 (32)
Hip: 17
Inseam: 29 (Theirs about 2 inches that can be taken out)
Leg Opening: 9
Front Rise: 11

Jacket Flaws/ Condition: Missing all buttons. Piping on right arm taken off and some loose threads remain, thats an easy fix. Patches taken off arm.
Pants Flaws/ Condition: Maybe a couple feint markings, but cant spot any major flaws.

As always, check the photos carefully, read the full description and compare measurements with garms you own at home. If you have any questions, please message me prior to purchase. If you have any issues with an order, please reach out to me directly and I will try my best to sort it out amicably. I usually ship on Mondays and Fridays, sometimes Wednesdays.
—-------------------------------------------------------------