Durable: Are you expecting material sturdier than standard envelopes? Yes, sure. These cash envelopes are made of cardstock, much better and sturdier.Unique Design: These cash envelopes with vertical layout come hole punched to fit compatible with Filofax or similar planner Perfect Size: This set includes 12 cash envelopes measuring 6.5 x 3.5 inches. Store them in your wallet, planner, or purse and stay in control of your finances Assorted Colors: Keep your weekly/monthly expenses in check with these colorful cash envelopes.Colour: multicolorMaterial: paperPackage Contents:1 set * money saving binderOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.