Amanti Men's 4pc Set Solid Tuxedo Vest Vest/Tie/Hanky/Bow Tie It is adviseable to buy AMANTI one size up: X-Small:Chest 37" Waist 35" Length 24" Small:Chest 40" Waist 38" Length 24.5" Medium:Chest 41" Waist 39" Length 25.5" Large:Chest 42" Waist 40" Length 26" X-Large:Chest 43" Waist 41" Length 27" XX-Large:Chest 45" waist 43" Length 27.5" XXX-Large:Chest 47" Waist 45" Length 28"