The Proclick Binding Spines 100 Pack in Black by GBC are office products designed for easy opening and a 75 sheet capacity. Made of plastic, these binding spines are perfect for organizing and storing documents with a sleek and professional look. With a pack of 100, these spines offer durability and reliability for all your binding needs. Made in Taiwan by the trusted brand GBC, these binding spines are a practical and efficient solution for any office setting.