Size: (L x W) 9cm x 5. 2cm / 3. 5inch x 2inch; Quantity: 100PCS. Color: Light yellow; Material: card paper, double-sided available. Both sides of the cards are writable, you can leave a message, paint a mini cartoon picture, keep these in purse for quick notes, leave everything what you want to express and so on. Blank paper flash cards can be used for business cards, word card, message card, inspiration card, listing card, name cards, place address cards, flash cards, little notes, reminders, craft labels, gift tags, wedding favour tags, birthday gift tags, clothing tags, bookmark tags, necklaces holders and thanksgiving card. Blank paper business cards are great for Christmas, Halloween, birthday, anniversary celebration, memorial, wedding, engagement, baby shower and exhibition. Also can according to your idea to DIY for office, home, party etc.