The abdominal sit up support "Ab Mat" from Fitness-Mad can provide assistance with certain exercises, where additional support is needed (for example, as an aid for the Roll Up). I suggest discussing with me first prior to purchasing to detemine whether this support is appropriate for you.
Abdominal Sit Up Support
If for any reason you are not satisfied with the product, please contact me with details of the fault and provide images if needed.
Refunds will only be offered for products that are faulty.