1 Letter Monogram 4oz Personalized Flask Step 3: Personalize your selected flask and add to shopping cart. 1 Letter Monogram Personalized 4oz Flask Price: $13.95 Monogram Letter Select Monogram Font _BlackLetter Century 725 Blk Cloister Black Cooper Blk Outline Curlz Decorated 035 Square 721 BdEx View Monogram Font Options Product Description: 1 Letter Monogram Personalized Flask - Stainless Steel 4 ounce The 4 ounce stainless steel flask measures 3-5/8" wide x 3-3/8" tall x 7/8" thick. Each personalized flask is individually boxed.