These waist extender buckles can apply in any kinds of clothes, such as jeans, pants, skirts and so on. If your pant's waist is too tight but the length is still good, you can adjust the waistband to big with this buckle. Suitable for men, women. Advantage Make your pants loose so it can fit you, you don't need to buy a new big waist pants. No sewing needed, easy to install. Made of metal material, elastic, durable to use. Instruction No sewing required. Just check your original button and make sure it get through the spring loop. After using this buckle, the waistband of your pants can be changed to bigger. Good to improve your wearing experience. Note: These buckle can expand your waist about 1-1/2 inch long. Material: Metal Color: Silver Tone Hook Size: 24mmx18mm / 0.95"x0.71"(L*W) Buckle Size: 30mmx9mm / 1.18"x0.35"(L*W) Button Size: 10mmx7mm / 0.39"x0.28"(D*H) Nail Size: 9mmx10mm/0.35"x0.39"(D*H) Package List: 4 Pack of Waist Extender Buckle (Each pack have 1 hook, 1 buckle, 4 buttons, 4 nails) Waist Extender Buckle Retractable Type Jeans Button Pins Pants Waistband Button Spring Tighten Bronze 6 Pack