Kel-Toy Inc Self Adhesive Monog Sticker D, Pack of 12 Stickers, 2.5 X 2.5in Ea Sold as a pack of 12 Strong adhesive: will stick on most fabrics, glass, paper, and smooth, Non porous surfaces Combine with other letters and numbers to personalize your project Easy to use: simply remove plastic backing and apply on clean surface If applying on fabric, do not wash