Spanx Booty Boost Flare Yoga Pants in an X-Small Petite Size in Black. These pants are brand new with tags, never worn. Crafted from a blend of 68% Nylon and 32% Elastane, with a pocket made of 80% Nylon and 20% Elastane, these pants offer a delightful combination of durability and stretch. Inseam: Petite 30”(recommended for 5’4” and under) Style No. 50243R