Frequency: 4x week

KOR_loopschema_MARATHON_C1_15W_4X

KOR_loopschema_MARATHON_C1_10W_4X

KOR_loopschema_MARATHON_R2_15W_4X

KOR_loopschema_MARATHON_R2_10W_4X

KOR_loopschema_MARATHON_R1_15W_4X

KOR_loopschema_MARATHON_R1_10W_4X

KOR_loopschema_21KM_C1_15W_4X

KOR_loopschema_21KM_C1_10W_4X

KOR_loopschema_21KM_R2_15W_4X

KOR_loopschema_21KM_R2_10W_4X