Hello, according to your stated measurements of 183 cm tall and 107 kg, I recommend you to choose size 3XL for this slim fit product. Size 2XL may be tight. Regarding whether the product is see-through or not, this product is made of cotton pique fabric and has the structure of a standard polo neck t-shirt. Since you mentioned that you are considering it for dowry, I would like to inform you that the product comes as a 5-pack and includes Black-Gray-White-Khaki-Burgundy color options. We wish you pleasant shopping.