Fangrui Product Details Safety And Adhesive: These Mini Sized Circular Mirrors Are Made Of Acrylic Material, Which Is Safe And Durable, With A Smooth Surface, Good Texture, And A Good Back Safety And Adhesive: These Mini Sized Circular Mirrors Are Made Of Acrylic Material, Which Is Safe And Usable. The Surface Is Smooth, The Texture Is Good, And The Adhesive On The Back Is Good, Making It Easier For You To Apply Them Appropriate Size: Each Craft Mirror Brick Is Designed With An Appropriate Size, With A Thickness Of Approximately 0.04 Inches, Portable And Convenient, You Can Carry Or Use It With You, And It Is Also Easy To Store, Suitable For Dyeing Or Painting Enough To Meet Your Needs: There Are 25 Pieces Of Adhesive Small Mirror Tiles In This Package, Sufficient In Quantity To Meet Your Daily Use And . You Can Also Share With Family And Friends Widely Applicable: These Circular Mirrors Are Widely Used In Diy Projects, Art Projects, Holiday Decorations, And Other Decorations. You Can Use Them At Home To Create Wall