Quality Felt: The felt bulletin board tile is crafted from quality polyester fibre, not easy to fall off chips or deform. Nonslip and wear resistant. The corners are cut rounded and smooth, no hurts to hands. Also, it can reduce the echo in the room, suitable for office, home, school and more Adhesive: This felt bulletin board tile with adhesive backing can be quickly and easily installed on the smooth surface. Efficient, effort saving and detachable. No need to drill the wall and easy to take it off from the wall without damages. Note: Please clean the wall before use for optimal adhesion Wide Application: The felt cork board tiles allows you to DIY at will, splicing or split, seamlessly integrated into the layout you want, meet a variety of needs. Ideal for mood board, message board, bulletin board, etc. Excellent choice for enhancing home decor Size: Each felt cork board tile measure 30×30 cm/ 11.8×11.8 inch. The package comes with 12pcs felt cork board tiles. Suitable size for displaying photos, notes, study plans, creative materials, cards, etc. Also, you can stick posters, photos and memos to the board Ideal Thickness: Each felt bulletin board tile has thickness of 0.9 cm. The thickened design effectively prevents the felt board from being penetrated by the pins while holding the pegs firmly without falling off. After removing the pins, it is not easy to leave obvious traces of pins and needles