Dear customer, thank you for your interest. The pattern of our product is slim fit. In slim fit patterns, the product fits the body better, so users can generally prefer one size larger than their own size; however, we cannot give a clear size guidance. Our model's measurements: - Height: 1. 90 - Weight: 83 kg - Chest: 101 cm - Waist: 81 cm - Hips: 97 cm - Wearing size: L When determining the most suitable size for you: - By comparing your chest and waist measurements with the t-shirts you use, - We kindly ask you to decide by reviewing the size chart and customer comments on Trendyol. We hope you enjoy using it.