Instincts by SmartyKat® Twinkle Tube™ releases your cat’s inner instincts with intriguing blinking lights, crinkle fabric, and attached dangling feather and ribbon teaser toy. Twinkle Tube™ is long enough for cats to zoom and race and big enough for cats to hide. Ready to play out of the packaging, your cats can’t resist exploring and playing with this intriguing tunnel.