This is Bocelle.

A right-angle shoulder line creates more than just a balanced body shape—it gives a polished, confident impression. Especially during warmer seasons when more skin is exposed, interest in shoulder aesthetics increases.
However, due to natural bone structure or developed trapezius muscles, many people find it difficult to achieve their desired shoulder line through exercise alone.

That’s where shoulder line filler comes in. By adding subtle volume to the shoulder area, this treatment creates a visually balanced, horizontal shoulder line—clean, structured, and similar to how clothes hang perfectly on a hanger.
By slightly lifting the shoulder edge and softening the natural slope, shoulder filler can make the trapezius muscles appear less prominent and create the illusion of a right-angle shoulder. It is also effective for narrow shoulders or when the shoulder line looks unstable in dresses or sleeveless outfits.

Because the shoulders move frequently, overly heavy or poorly placed filler can look unnatural or cause imbalance. While fillers alone cannot create a perfect right-angle shoulder, expert design and precise technique can achieve a beautifully balanced and natural shoulder line.