Style BX MTG [Genuine Manufacturer's Product] Belt (BX Fit, M)

Just wear it to achieve beautiful, core-aligned posture.

[Comfortable design for long periods of time] The comfortable, non-restrictive design with fabric provides a secure fit, helping you develop a natural posture even when wearing it for long periods of time.

The minimal thickness means it's easy to wear under clothes without feeling unnoticeable, making it easy to continue wearing.

[Triple link structure] It opens the chest, which is key to good posture, and naturally aligns the S-shape of the spine.

[Prevents armpit tightness] The underarm straps shift forward to prevent excessive tightness.