Thunderbird beaded design from Minnetonka Moccasin. These brown or black suede moccasins are comfortable and durable. The classic Thunderbird beaded design from Minnetonka Moccasin. These brown and black suede moccasins are comfortable and durable. Each has a cushion insole and a crepe outsole. They are light as a feather for days where you might be doing a lot of walking.