The Frill Sleeve Pattern Hack Maven Patterns Seville Modal Frill Neck Long Sleeve Tee Long Sleeve Tee Classic Long Sleeve Mock Neck Tee 1 Ruffled Cotton Modal Long Sleeve Tee Girls 7 16 1. Crafted from our premium modal fabric, the Seville Frill Neck Long Sleeve Tee combines style with comfort. Featuring a subtle high neck adorned with delicate frills, along with matching frill details on the cuffs, this top is the perfect blend of elegance and ease. Soft, breathable, and designed for layering, it's the ideal piece to wear under your favourite knits for a cosy yet refined look.