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Shop the Charles B Sinclair Middle School Apparel Store for a wide selection of men’s sweatshirts at Prep Sportswear. With hooded, zip ups and crewneck styles available, there are hundreds of different ways for you to customize Charles B Sinclair Middle School sweatshirts for men. Whether you are a park ranger or tourist, your customized Saints clothing shows your pride and support for Charles B Sinclair Middle School. Looking to show off your spirit in something other than a sweatshirt? Check out our collection of customizable Charles B Sinclair Middle School Men’s T-shirts , Outerwear and Hats .