Personalized Boys Math Dark Products Toddler Full Zip Hooded Jacket. Boys rock at math in blue and red text is a fun design for students and teachers to promote enthusiasm for mathematics. Unique gift design for birthdays, holidays, back to school and graduation. 7.5 oz., 60/40 cotton/polyester. Jersey-lined double-needle hemmed hood. Pouch pockets for all their treasures. Coverstitched shoulders and armholes. Coverstitched rib waistband and cuffs.