The Fun Factory Smartballs Duo are expertly crafted weighted Kegel balls designed to enhance pelvic floor strength and improve sexual wellness. Each ball weighs approximately 1.3 oz (totaling 2.6 oz) and contains internal moving weights that gently stimulate the pelvic muscles during everyday movement. This dynamic design encourages natural contractions and relaxations, making pelvic training effortless and effective throughout your daily routine.

Constructed from smooth, body-safe silicone, the Smartballs Duo are both comfortable and hygienic. Their ergonomic shape with a tapered tip allows easy insertion using water-based lubricant, while ensuring a secure fit that stays in place during use. The waterproof IPX7 rating adds convenience for cleaning and enables use in various environments, including the shower or bath.

Beyond convenience and comfort, these Kegel balls support diverse needs—from intensifying pelvic workouts to aiding postpartum recovery and reducing incontinence risk. Regular use can lead to improved muscle control and enhanced sexual sensations over time. Backed by a 25-year warranty, the Smartballs Duo combine durability with lasting performance, serving as a reliable personal trainer for anyone seeking a stronger, healthier pelvic floor.