Amazon.com: Loungefly Backpack Warner Brothers - Friday 13th 。Ch-ch-ch-ah-ah-ah! This Loungefly x Friday the 13th mini backpack is a killer addition to any horror collection. Featuring a bold appliqué of Jason Voorhees’ iconic hockey mask on the front pocket, this bag is packed with slasher-flick details. The black exterior is covered in an all-over print of Jason’s favorite \"tools of the trade,\" including machetes, axes, and pitchforks. Best of all, the mask features glow-in-the-dark details (glows best under UV light!), making it a standout piece for horror conventions or Halloween night. Product Details: Brand: Loungefly Condition: New with Tags (NWT) Material: Saffiano textured vegan leather (polyurethane) Features: Glow-in-the-Dark hockey mask appliqué All-over print (AOP) of horror weapons \"Camp Crystal Lake\" enamel charm detail Red contrast stitching Adjustable padded shoulder straps Side slip pockets Custom interior lining Style: Horror, Slasher, Jason Voorhees, 80s Horror, Camp Crystal Lake Jason Voorhees Friday the 13th Glow in the Dark Horror Movie Slasher Loungefly Collector Camp Crystal Lake