The Waterfall refill lets you create custom hair ties. Its customizable design permits cutting and tying based on hair length and texture. This refill boasts 13x the strength and double the stretch of standard drugstore brands. Perfect for athletes, it stays put during any activity. With softer yet stronger TIY Fabric®, it balances performance and hair health, preventing damage and slippage. Adjust loops for tailored support, regardless of hair thickness.