BEST SELLER! The Lorenzo is designed with shoulder season in mind. This 3.5oz lightweight flannel has been a staff favorite for years, but now receives an update we can all appreciate - it&';s now made with 100% certified organic cotton. This one&';s for mother earth, prost! Casual fit, long sleeve button up shirt, stand collar with interior KAVU logo jacquard tape, two chest flap pockets, one single welt pocket, curved hem. Fabric: 3.5oz 100% cotton light weight flannel yarn dye twill weave. Size/Length: M/30.5, L/31, XL/31.5, XXL/32