About this item T-pins are made of nickel-plated steel, smooth, strong, durable and corrosion resistant; Do not bend or snap easily to secure documents to fabric cubicle walls. Two sizes assorted, 100pcs of 38mm and 50pcs of 51mm, 150pcs in total, enough to satisfy your need. Useful accessories for wig making: T pins can keep wig in place when styling wig on head, easy to insert and remove; These needles are useful to weave wigs. T-bar head: T shape of head designed for easy grasping and removing, suit for hanging light weight pictures, jewelries. Well wrapped: wrapped in a plastic box and different sizes are partitioned, convenient for you to carry and store.