SizeGenetics penis extender is very popular penis enlargement extender. They offer few versions of their penis extender. The basic device is the same but the additional extras vary.
The Starter Edition offers no extras, i.e. only the penis traction device. The Basic Package includes the 16 Way Comfort Tech System, which is recommended as you need to wear the device for prolonged periods for maximum effect.
For little more you can get the Ultimate Package, which includes various additional extras that might be of interest to some (but considered not necessary for Peyronie's patients).
SizeGenetics offers 6-month money back guarantee on all purchases (conditions apply). You may be able to claim additional discount (look for Discount Code on their website) and receive a bonus product (currently a free Velcro-X Strap).
SizeGenetics is Class 1 medical product and holds the European CE mark.
It is recommended to consult with your doctor or urologist before starting Peyronie's treatment with the SizeGenetics penis extender.