Simplicity Layer Cakes by 3 Sisters for Moda. Layer Cakes are 10″x10″ squares. This 30 piece set contains an assortment of the most popular fifteen fabrics from the Simplicity collection. Fabric is all new, 100% premium Moda cotton. Collection description: Wish, Love, Celebrate and Retreat are just a few of the words that inspired this group to come into focus. 3 Sisters have gone back to their roots, soft country elegance with a touch of European sophistication. Their signature style is made fresh with a soothing combination of light aquas, soft pinks, spring greens and warm butter yellows.