School Store - Holton-Arms School apply School Store The School Store is open by appointment only during the summer. Please use the button below to schedule your visit. APPOINTMENTS School Store Come check out Holton apparel and gift items in addition to a huge stock of affordable school supplies. Shop Now Holton-ARMory Shop Athletics and Fine and Performing Arts gear. shop now Uniforms The Holton-Arms uniform represents our dedication to equity, scholarship, and school spirit. Holton students love their plaid, which is called "White Plaid."