Men's Reef Swellsole Pacific Casual Shoes The Men’s Reef Swellsole Pacific Slip-On Shoes blend classic style with next-level comfort. With a durable washed canvas upper and breathable microfiber lining, they’re designed to remain lightweight and irritation-free. The memory foam insole cushions each step, while rubber pods on the outsole deliver reliable traction—plus, the crushback heel makes slipping them on and off effortless.