This is proof that Superman suits don't need to be modernized or techy. He can just wear underwear on the outside and it still would look good. Superman isn't something your modernize.
Superman Finally Gets His Red Underwear Back in Action Comics #1000
Does anyone else think Superman should always have the red trunks? : r/ superman
Why Did Superman Wear Underwear On The Outside? - Makeup Review And Beauty Blog
Why Superman Won't Wear Red Underwear in 'Man of Steel'
Superman Logo Print Underwear in Stretch Supima® Cotton | Intimissimi
Superman Underwear, Mens Superman Underwear, Red, White, Blue Logo Briefs | The Movie Shop
Let's be brief: James Gunn's poll on Superman's red underwear comes to a close | Boing Boing
Superman underwear by supermaxx92 on DeviantArt
DC Superman Love Comic Strip Microfiber Boy Shorts Underwear
Superman Costume Logo Men's Underwear Briefs India | Ubuy
Batman Panties For Women Superman Underwear Cartoon Lovers Style Marvel Superhero Panties Womens Lace Trim Lady's Briefs 5PCS at Amazon Women's Clothing store
Superman Logo Print Underwear in Stretch Supima® Cotton