Board dimensions: approx. 7″ × 7″ (18 cm × 18 cm) — small, portable and easy to handle.

Peg layout: Typically 15 pegs (5 each of round, square, and triangular shapes) nelsonlabs.com+7indiamedicoinstruments.com+7optonmedicalsindia.com+7.

Peg sizes: Multiple diameters available — commonly 30 mm, 40 mm, 50 mm, 60 mm, 70 mm, and uniform height, around 150 mm indiasunrise.com.

Material & finish: Board and pegs made of laminated wood or durable plastic, with pegs color‑coded and enamel‑painted in 5 vibrant colors .

Portable: Lightweight and compact, easy to integrate in therapy kits or workstation modules.