Bunks Trunk Deals, Vouchers, Coupons, Discount Codes 2019. BUNKS are lightweight, comfortable and fast-drying with strong stitching, flat seams and side and back pockets. They’re UPF 50 sun protective, so you can enjoy long, active days in the sun. BUNKS are premium quality swimwear for boys and men‎ in beach and ocean-inspired colours and designs that are unique to the BUNKS brand.