Material: Pine + MetalSize: 34-38 sizes (length of the front wooden mold: 14.8 cm; total length: 35.0 cm)39-41 sizes (length of the front wooden mold: 16.9 cm; total length: 36.5 cm)Color: wood colorQuantity: 1 pairPackage content: 1 pair * shoe stretcher1. PERFECT FIT & NO CREASES: To maintain your shoe size and shape and prevent creases, cracks, and absorb harmful moisture, acid, and salts from the shoe lining. Relieve pain caused by uncomfortable shoes.2. TWO-WAY Length and Width: These wooden shoe stretchers are designed to lengthen and widen shoes that are too narrow, too tight, or to meet your specific needs for certain uncomfortable areas of the foot.3. UNISEX & WORKS ON BOTH RIGHT AND LEFT FOOT: These shoe stretchers can be used on both right and left shoes. Can be used on women's or men's shoes as long as it's the correct size.4. NO MORE PAIN ON NEW SHOES: Each shoe stretcher comes with 4 black bunion plugs, these bunion plugs allow you to loosen the small areas inside your shoes that make you uncomfortable. These are great to use for new shoes.5. EASY TO USE: Simply insert the stretcher into your shoes and turn the handle until it expands to your desired width or length. Then let it sit overnight or longer (about 24 hours) until it stretches to a perfect fit.