For an oversized tee, it is recommended to go up 1 size. For a t shirt dress it is recommended to go up 2 sizes. However it is still important to double check the measurements in the sizing chart provided in the listing photos to ensure a perfect fit. **PLEASE NOTE** All shirts are printed to order, and personalized to the specifications you choose during checkout. Production time is 2-5 business days. Comfort Colors tshirts have a unisex fit and are 100% ring spun cotton. Created to have a vint Boho Tshirt, Loose Pigments, Hippie Shirt, Retro Graphic Tees, Retro Tee, Tee Shirt Designs, Take It Easy, Simple Shirts, 70s Inspired