Dental Smile Boutique Lonehill on Instagram: "Black triangles can develop for different reasons — and treatment depends on understanding the cause. They are commonly seen: • After orthodontic treatment, when teeth are aligned but gum tissue doesn’t fully fill the space • In periodontal patients, where gum and bone support have reduced over time Using Bioclear dentistry, we can gently and conservatively close these spaces — restoring natural contours without aggressive drilling. Swipe through to