There's a reason Bucket Hats have never gone out of style: because they're irresistible. Explore the new Bucket Hats collection at Kalk. A Limited Edition available in 4 colors to set the trend this season. Find in your favorite color your ideal accessory for this summer. The Bucket Hat Khaki model is made of 100% nylon and highlights the logo in shiny tone-on-tone effect. It also has two removable straps in black and Kalk logo in white, which are used to tie it and hang it comfortably.