Thank you for viewing! No comment, instant purchase is OK. [Abdominal Roller - Black] Perfect for home training! An abdominal roller that can be used by beginners to advanced users. Compact yet effective, this exercise equipment offers excellent cost performance! ◆ Color ・ Black ☆ Unused. ◆ Recommended for: ・ Those who want to achieve a six-pack ・ Those who want to tighten a protruding belly ・ Those who want to strengthen their core and improve their posture ・ Those who want to train quietly at home ◆ Areas that can be effectively trained Abdominal muscles, back muscles (latissimus dorsi / spinal erector muscles), arms (triceps), core You don't have to worry about hurting your neck like with crunches, so even beginners can use it safely. By continuing to use it, you can expect to naturally improve your posture and prevent lower back pain! It's a simple assembly (no tools required) and can be used immediately upon arrival. It will be shipped in a box.