Houston Astros '47 Clean Up Navy Adjustable Hat The iconic '47 Clean Up silhouette delivers understated team pride with a structured six-panel crown and curved bill. Crafted from premium cotton twill, this navy cap features embroidered Astros branding and an adjustable back closure for a personalized fit. A go-to choice for fans seeking authentic, heritage-inspired headwear that works equally well at the ballpark or everyday wear.