Knitbot Patterns - Sycamore Vest is a similar pattern: 24 (6 sts. / inch) finished gauge, adult tanks and vests garment, and dk (21-24 sts/4 in) yarn gauge. You may also like Blue Sky Alpacas Baby & Children Patterns - Hop, which is another similar pattern: 24 (6 sts. / inch) finished gauge, for babies and children, and dk (21-24 sts/4 in) yarn gauge.
You may enjoy taking a look at the Knitwhits Freia Sport Greensleeves Shrug, Knitwhits Freia Lace Lina Shirt, Knitwhits Freia Sport Undine Cowl, and Knitwhits Freia Lace Sonoma Shawl kits all using KnitWhits Patterns.
Hopefully our suggested yarn options for Viatrix Slouchy Hat can help you come up with your next exciting new project idea!