MUCK Boot Company horseback riding boots. Also great for any weather general outdoor work activities. Unisex. Sturdy and thick. These boots retail anywhere from $125-$150 USD 

Womens: 

US size 7 / 7.5

UK size 4.5 / 5

Mens: 

US size 6 / 6.5

UK size 5 /5.5

See all pics: Boots are discolored by Oregon MUCK! Inside of right boot is well worn with xsmall holes in outer nylon only. No holes anywhere else. Soles in great shape. Super comfortable with medium to heavy socks.