Glutes
Hamstrings, Calves
Watch Tutorial
https://www.youtube.com/shorts/6oYSPzZlwL0
Anchor band low on sides (rack/dumbbells).
Lie on back, knees bent, feet flat.
Place band over hip crease.
Engage core. Drive through heels, lift hips.
Push against band resistance.
Squeeze glutes at top.
Slowly lower hips.
Repeat.