Great Value Pack- Package included 500 pcs 20mm hook and 500 pcs 20mm loop coins, total 1000 pcs (500 pairs) white hook and loop self adhesive coins dots, enough for your arts and crafts supplies. Quality Hook and Loop Coins Dots- The hook and loop dots is made of polyester and nylon. Back material is plastic film, water-resistant design provides reliable use both indoors and outdoors. Fit for office organization, home sewing and other crafting applications. Strong Self Adhesive Hook and Loop Dots- The sticky back hook and loop have high viscosity and adhesion, fit for use on all clean and smooth surface, such as painted wallboard, metal paper, leather, glass and most plastics, hook and loop tape with double side sticky dots help you organized your small items and create a convenient life. Easy to Use and Remove- The hook and loop coins provides robust removable connection between two items. Simply loosen the self adhesive hook and loops on the card, and then stick them to the desired material. If need to replace or reposition, it will not leave any residue or damage of surfaces. Widely Used- Hook and loop self adhesive dots are suitable for DIY crafts, school projects, Christmas decorations. Ideal for sticking up cards, posters, charts, pictures, photo frames. Even can make your own DIY puzzle game with hook and loop dots, make as many as you like to spark your child's imagination and encourage them to make more elaborate creations!