The Jes-Extender Original achieves natural and proven penis growth. It comes in a classic, stylish mahogany case. The Jes-Extender Original Comfort package includes: base unit, double-function front piece, silicone tube, comfort strap, four 5 cm extension rods, two 2.5 cm extension rods, protective pad, and key set. Please note that this product is suitable for penis sizes up to 24 cm.