Primos Hunting Early Bird Game Calls. Purple Heart is one of the most durable and sturdiest woods in the world. Not only is it exotic and rare due to its beautiful color but is also water resistant. For easy yelps no extra pressure is needed with its paddle just drag it over the hardwood box and get combination of thick lows and sharp high notes every time. This box call sanded by hand turns into two different hens so its like getting two calls in one. Specifications for Primos Hunting Early Bird Game Call: Manufacturer: Primos Hunting Color: Pink Fabric/Material: Wood Species: Turkey Call Type: Box Features of Primos Hunting Early Bird Game Call Purple heart paddle / hardwood box Sanded by hand Double-sided box hand tuned for two different sounds Package Contents: Primos Hunting Early Bird Game Call Primos Hunting PS2961: Early Bird Game Calls