This is portable Thumb Tack, made of aluminum alloy and PP material.The blackappearance design makes it stylishand lovely and thumbtacks do not come off easily and are easy to use. Enough quantitiescan meet your different needs. Features - Color: Black -Material:PP,Aluminum Alloy - Size: 1.60X1.10X1.10cm/0.63X0.43X0.43in -These blackcork pushpins for your home and office needs, simple designed, easy to use. -Multi-function small thumbtacks, can be used for announcements and map markers, drawing paper fixing, photo wall decoration, etc. -You can also use them to fix posters and wallpapers, which is very practical. -Simple appearance design, these simple nails are perfect fit for daily use, office use, painting, etc. -With the lightweight and compact size, they can be easy to store and carry. Packing list100 x Thumbtacks