HIIT・短時間トレーニング 【Ride With Alina】30 min SEATED SPRINT HIIT TRAINING Spin Class Channel:Ride With AlinaEnjoy the ride!!10 MIN FINISHERS: CLIMBS: MIX: Looking to ride AD-FREE while supporting RWA and g... 2025.08.11 HIIT・短時間トレーニング