Joe's USA - Low Profile Adjustable Mesh Back Baseball Caps in 8 Colors Joe's USA(tm) - Low Profile Adjustable Mesh Back Baseball Caps in 8 Colors. A soft, low-profile closure ensures this ultra-breathable cap is extra comfortable. and lightweight feel make this cap an all-around favorite. Printed with Joe's USA(tm) Logo Inside Fabric: 100% cotton twill front panels; 100% polyester mesh mid and back panels Structure: Structured Profile: Mid Closure: Low-profile hook and loop