Toon items op tag: bovenkant buik - FITNESSSCHEMAS.NL SHOP

Planking

Decline Crunch Ups

Decline sit ups on a slant board

Power boat pose

the power boat pose

Stick Crunch

stick crunch

Ball Transfer Crunch

Ball Transfer Crunch

Straight Arm Modified Crunch

dead fish

Crunch

Abdominal Crunch5

Double Crunch

suitcase crunch

V-up

v-up