These appear to be of good quality. Long enough for a 5'4" man. A little big for a person under 90 pounds, but a drawstring waist will keep them up. Keep in mind that these are definitely *girl* pants. I don't think they're made for a woman's same size would fit.
School Uniform Pants & Capris for Girls - Premium Skinny Stretchable Clothing
40 Review
Nautica Girls' Stretch Interlock Jegging - School Uniform
30 Review
Girls' Straight Leg Pant by French Toast
32 Review
WDIRARA Girls' Clothing: Multicolor Snakeskin Print, Casual Stretch Pants & Capris
49 Review
Hollhoff Gymnastics Playgrounds Shorts - Breathable Clothing for Girls
48 Review
Thermajane Girl's Cozy and Comfy Thermal Underwear Long Johns Set with Fleece Lining
46 Review
Dancina Toddler Leotard Flutter Sleeve Girls' Clothing for Active
55 Review
C9 Champion Girls Supersoft Bright Girls' Clothing and Active
46 Review