Browse our variety of shirts available in different colors, patterns, and sizes. O’Neill is an industry-leading global surf wear brand that manufactures and sells activewear, swimwear, footwear, and accessories for men, women, and kids. The brand also offers a diverse range of sustainable clothing like recycled boardshorts. Blue color has equal appeal to both men and women. Durable or fancy? Look or feel? What you want in your O'Neill Blue Shirts for men depends on materials like Cotton, Flannel and Blend. There is always O'Neill Blue Shirts for men for each occasion and matching. Explore the Plaid, Tropical, Solid and Floral types in O'Neill Blue Shirts for men.