【振付解説（サビ）】Stray Kids - 락 (樂) (LALALALA)

Lying Leg Curl Variations — Know the Difference! • Toes Out: Slightly more inner hamstring emphasis • Toes In: Slightly more outer hamstring emphasis • Toes Neutral: Most balanced activation across the hamstrings Reminder: All parts of the hamstrings are active in every variation — foot rotation just shifts the subtle emphasis based on tibial rotation. Size & Shred Training program 👉🏻 deltabolic.com | Andrew Kwong

【演技解説】背面ループ Inverted Loop