Avery 2" Hexa-Bumper Pro Pack (3 White, 1 Orange, 1 Black, and 1 Flasher)
"The Avery HexaBumper Pro Pack Hunting Dog Training Dummies are the first  in training bumper innovation in years! The HexaBumper's design  eliminates many of the disadvantages of traditional round bumpers and  holds up to the daily routines of pro trainers!  2 inch diameter model  Pro-Pack includes Black, Orange, Flasher, 3 White, and Throw Rope.      Six flat sides for easier hold  Raised VGrips promote superior hold  Valveless design will never take on water  Firm bumper reduces chomping tendency  Throw rope included    "