HAIEBIR 4-Way Wooden Hat Stretcher with Silver Stainless Steel Adjustable Turnbuckle Hat Shaper for Unisex Adults, Fits 18cm to 24.5cm, Simple and Eas

Available length sizes: 7.08" (18.00cm) to 9.6" (24.50cm) Available width sizes: 6.02" (15.30cm) to 7.3" (18.50cm) Circumference: 22" (56.00cm) up to 26.7" (68.00cm) Stretch your hat to maintain its original shape and prevent shrinkage. Suitable for any hat. Made from real wood to absorb moisture from the hat band. Advantages: Unlike standard 2-way hat stretchers, this 4-way hat stretcher can stretch all four sides of your hat, preventing the crown from becoming longer and oval.