latex waist trainer with spiral felixboning supports, it's flexible and durable, bend easily but recover quickly to origin. High Compression, reduce waistline up to 3 sizes instantly, 3 hook-and-eye closures for flexible sizing. It provides a very nice amount of compression, without being so tight that you can't breathe - this is what makes it great as a starter if you really want to get into corsets and waist trainin