Wrangler AuthenticsMen's Side Elastic Utility Short Cargo

Question about the fabrick. Are these jeans weight or are they a lighter type fabrick?

Waist...a button or snap?

What is the Inseam (from crothch to end of leg) and Outseam (from waist straight down past hip tonthe end of the leg)?

is it good for older men in their 80's?