This clip is made of durable plastic material with stainless steel spring to hold materials firmly and securely for a long time. Embedded magnet in one jaw to hang recipes, messages, photos, appointments and more. Each clip measures 3-inch-long and can open/hold up to 1.5 inch of material with ease. Ideal for keeping open bags closed and organizing your home, office and kitchen. 3"Lx1 3/8"Wx1 1/2"H