sup /fa/ i found some cheap selvedge jeans, £16 without postage, just got a pair in the post, looks to be around 13oz, maybe even heavier, it doesn't state though, go a size up as theyre somewhat tight in the waist

they have a straight fit too (same price)

https://www.very.co.uk/very-man-slim-selvedge-jeans-dark-wash/1600996645.prd