Skinny Jeans 2025 Men Size Chart. In this guide, we’ll teach you how to measure your body, use a size chart, and find jeans that are comfortable, flattering, and stylish. Learn how to take measurements using our size chart for men's slim jeans, then review our jeans sizes (28 to 40) and see how they compare to jeans or pants you already own to help you.

How do you know if your jeans are too big? You will look 15 pounds thinner.