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The CORE ballstretcher from OXBALLS is designed with an outer ribbed profile that keeps vertical tension on your scrotum longer than smooth designs. The hourglass inner channel grips your sack in the middle, creating a padded squeeze zone that holds position without constant readjustment. Made from OXBALLS' Plus+SILICONE blend — softer than standard silicone — the material flexes enough for one-handed application but maintains enough structure to deliver consistent stretch throughout wear.
The ribbed exterior doesn't just look aggressive: each ridge adds springy resistance that prevents the stretcher from riding up during movement. The thick top and bottom rims distribute pressure evenly, avoiding the pinch points common with thin-edged designs. This makes CORE suitable for gym sessions, post-workout showers, or extended bedroom play where you need the stretch to stay put without constant fiddling. The slick inner tunnel works with natural moisture or a drop of water-based lube for easier positioning.
This isn't a beginner's first stretcher — the 1.75-inch height and hourglass taper assume you're already comfortable with the sensation of ball separation. If you've outgrown basic rings and want something that delivers noticeable hang without the rigidity of steel, CORE bridges that gap.
Apply a small amount of water-based lube or spit to the inner channel. Stretch the opening with both hands, guide one testicle through, then the second. The hourglass taper will settle into the mid-sack position — adjust height as needed. For easier application, try immediately after a warm shower when the scrotum is relaxed. To remove, gently pull one side away from the body and guide each testicle back through the opening.
Helpful answers about OXBALLS CORE Ribbed Silicone Ball Stretcher.
The inner diameter ranges from 1 to 1.2 inches, accommodating average to larger scrotums. The Plus+SILICONE material stretches for easier application, but this is better suited to intermediate users already comfortable with ball separation.
Each rib adds springy resistance that prevents the stretcher from riding up during movement, maintaining consistent downward tension on the scrotum throughout wear.
Yes — the hourglass inner grip and thick rims keep it securely positioned during physical activity. Many users wear it during gym sessions or post-workout showers when the scrotum is naturally relaxed.
Wash in warm soapy water immediately after use, rinse thoroughly, and air dry completely. Store separately from other silicone toys in a breathable cloth pouch to prevent material degradation.
Begin with 15 to 20 minutes, then increase gradually as you get used to it. Remove it right away if you feel numbness, coldness, sharp discomfort or see skin discolouration. Even though the thick rims spread pressure, regular breaks are still a good idea during gym sessions or longer play.
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