Skacel Collection, Inc. Patterns - Entrelac Cap and Blue Sky Alpacas Traveler's Series Patterns - Celery Slouch are both similar patterns: 24 (6 sts. / inch) finished gauge, hats and more garment, for women, and sport (24-26 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!