

Stainless steel ball stretcher kit with ten stackable rings for customizable weight and stretch intensity. Progressive training system.
Key Features:
Ten stackable rings create fully customizable ball stretching intensity
Medical-grade stainless steel ensures safe extended wear sessions
Each ring weighs exactly 0.4 ounces for precise control
Polished finish prevents pinching during long-term ball stretching
Build up to 4 inches total stretch depth