Strike King Potbelly Spinner Bait (White.375-Ounce) Colorado Willow Blades The 3/8oz Potbelly Spinnerbiat is a packaged Promotional spinnerbait designed with either a single Colorado blade or Colorado/Willow blade combination for all styles of spinnerbait fishing. Designed with either a single Colorado blade or Colorado/Willow blade combination for all styles of spinnerbait fishing. Colorado/Willow Blade combination. Available in 4 colors, the Potbelly uses top quality components. Helps you catch more fish!