Make sure this fits by entering your model number. Your Forever Pack: Always be ready for school with the JanSport SuperBreak Backpack for boys and girls! The perfect size for all your essentials and always in style, this boys’ and girls’ backpack is functional and convenient with timeless style. Ready for Anything: These teen backpacks for girls and boys are made with durable 600 denier fabric to ensure they are strong, abrasion-resistant and water-repellant! With sturdy zippers and a coated interior, our small backpack always has your back.