You can always submit your measurement after placing the order. For now, just select Customize with Made to Measure, click Add to Shopping Bag and complete order. Later on go to Account section, visit My Orders page and submit your latest measurement.
Size Chart
If your bare chest size measurement is 40 inches, you should select size 40 only from the drop-down.The Top chest attribute in the size chart refers to the garment chest size. It is inclusive of the required 3 to 4 inches loosening, to ensure the right fit.
If your bare chest measurement falls between 2 sizes i.e 37 inches, you should select size 38.
product
https://www.utsavfashion.com/product/embroidered-art-dupion-silk-kurta-set-in-black-mpw96457832Embroidered Art Dupion Silk Kurta Set in Blackhttps://medias.utsavfashion.com/media/catalog/product/cache/1/small_image/295x/040ec09b1e35df139433887a97daa66f/m/p/mpw96.jpg6480USDInStock/men/men/plus/men/festive/men/art silk/men/black/men/kurta pyjama/men/resham/men/stone work/men/traditionalEmbroidered Art Dupion Silk Kurta Set in Black <ul><li> Readymade Art Dupion Silk Kurta in Black</li><li> Enhanced With Resham and Stone Work</li><li> Available With an Art Dupion Silk Churidar in Beige and an Art Silk Dupatta in Cream</li><li> Do Note: Dupatta and mojari shown in the image is for photography purpose. Half to one inch may differ in measurement. (Slight color variation is possible.)</li></ul>USDtype_new:Kurta Pyjamacolorfam:Blackfabric:Art SilkBlackArt SilkKurta Pyjama11%-20%MenMore than 15 DaysReadymadeFestiveMenswearResham, Stone Work, Traditional34, 36, 38, 40, 4244, 46, 48, 50, 52, 54, 56, 58, 60