Size S/M fits UK 6 8 10// Size M/L fits UK 12 14 16

S/M: Relaxed waist 25"// Extended 36" 

Side seam length 37"

M/L: Relaxed waist 29"// Extended 40"

Side seam length 42.5

Model : UK 6-8 // hip 34"// height 5"4