The SpaceX Men's Heavyweight Waterproof 3 IN 1 Jacket in size Medium is a versatile and practical outerwear option for men. This jacket features a durable nylon outer shell in a sleek black color, making it suitable for various weather conditions. With its 3-in-1 design, this jacket can be worn as a single layer in mild weather, or as a waterproof outer layer in colder and wetter conditions. The medium size and regular fit make it a comfortable and functional choice for everyday wear.