In the jeans I wear 40'/32', I bought XL, they fit me perfectly, you can increase your waist a few centimeters with them if you are slightly over size 40
Stay Cozy with DAVID ARCHY Turtleneck Nightwear for a Comfortable Sleep
53 Review
Stylish And Comfortable: Goodthreads Men'S Slim-Fit Chino Shorts With Comfort Stretch Technology
49 Review
Men'S Slim Fit 1/4 Zip Pullover Sweater - Durable Wash Friendly Soft Fitted
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Arus Turkish Bathrobe XX Large Burgundy
61 Review
Men'S Long Sleeve Polo Shirt - Slim Fit, Stretchy, Breathable Collar
43 Review
H2H Mens Casual Slim Fit Short Sleeve T-Shirts Cotton Blended Soft Lightweight V-Neck/Crew-Neck
46 Review
Gildan Performance Men's π Clothing and Shirts with Moisture-Wicking Polyester
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Van Heusen Traveler Stretch Men's Shirt
47 Review