Men's BOSS Tray Flat Cap in black. Mens BOSS Tray Flat Cap. A classic flat cap in a cotton blend with a metal branding to the side and signature-stripe trim by BOSS. BOSS Hugo Boss metal branding logo on side BOSS stripe logo on back 89% Cotton, 11% Polyester BOSS - TRAY 50505576 001Read more Hugo Boss Boss - Tray Flat-cap In Black 50505576 001 - Trouva