Image 1 of 1 Preschool Uniform Short Sleeve T-shirt $14.00 This is the OLOL school uniform shirt for preschool students in Little Group and PreK. Size: 2T 3T Youth XS (4) YS (5) Add To Cart Added! This is the OLOL school uniform shirt for preschool students in Little Group and PreK. You Might Also Like Zip Front Sweater - All Grades (year-round) from $42.00 PE & Preschool Uniform Sweatshirt from $20.00 Preschool Uniform Long Sleeve T-shirt $17.00 Preschool Navy Polo Dress $32.00 PE Shorts from $19.00