Twin Lakes Long Sleeve Button Down Sport Shirt in Plaid by Filson. Filson’s Twin Lakes Sport Shirt in tan, brown, grey and white plaid is designed for those warm summer days with lightweight, quick-drying materials, and a mesh back panel, you’ll be staying cool all day long. This shirt protects from the sun’s harmful rays and is extra breathable. • Button-front closure • 2 chest flap pockets, 1 slotted patch pocket • Adiustable button-closure cuffs • Vented mesh back yoke for breathability • Ultra-lightweight, quick-drying fabric • UPF 50+ protection • Embroidered underarm eyelets provide ventilation • Filson logo on buttons Size....XX-Large Condition....The shirt comes form a pet/smoke free estate and is in excellent condition. Material..... Shell: 80% polyester, 20% nylon. Mesh: 100% polyester. Machine wash.