Features: Three flash modes and USB rechargeable or battery operated models. Size options: Choose from five sizes - see full details for more information. Dog collar: Grab yourself a LED glow in the dark collar with optional lead. Set options: Choose from a battery collar, a USB rechargeable collar, a battery collar and lead or a USB rechargeable collar and lead. Colour options: Choose from four colours - blue, green, red or purple. Safe: Keep your pet safe when you're out at night - track their whereabouts in the dark with this luminescent collar. Led Glow In The Dark Dog Collar | Red | Living Social