• ?Large size?78.7"" x 17.7"" inches can suit any occasions, especially meeting room. Directly whole paste or DIY according to your preferred shape. But don't stick this on the stucco / painted walls. • ?Easy to use?Requires no tools, just remove the pvc whiteboard sticker and paste it on a flat, smooth surface. Use ordinary water pen to write on it. • ?Wide range of use?Sticker paper can be applied to presentations, teaching, and a wide variety of uses around the classroom, planning, office, kid painting.To provide you with family message,calendar, write menu and holiday reminder, Conference record, work schedule and other functions. • ?Durable?PVC Based Vinyl, No Odor, non-toxic, environmentally friendly, waterproof,Removable and repositionable. no damage to the wall, free to remove, leaving no trace ?can paste the whole, you can also DIY into a variety of their own patterns ?Smooth writing, repeated use, as long as a light wipe with a damp cloth can restore clean ?Applicable to a variety of Classroom, Planning, Office, Kid Painting can be. ?Easy to paste, strong and lasting: Benefit From High Quality Thick Vinyl, Durable, Re-Usable, strong Self-Adhesive and Water Proof, dry erase paper Smooth writing. simply peel off the backing paper on the back of the blackboard and stick it on a smooth wall. Installation Steps: 1.Select a smooth, dry surface and wipe the surface clean to remove dust. 2.When stick the blackboard sticker on the wall, to avoid bubbles by Applying The Contact Paper To Surface From One End THEN SLOWLY Peel Off The Back Sheet And Press On The Contact Paper In A Forward Motion, smooth it with a dry cloth to eliminate bubbles. 3.After the paste is complete, it can be wiped several times to make it better. Warm tips: 1.DO NOT stick this on the stucco / painted walls, glue can damage the painted wall due to strong adhesive feature. 2.Do not stick on the uneven surface. 3.Please avoid direct sunlight, for sunlight will lead to bubbles underneath the stickers. 4.When receiving the Whiteboard sticker, please put it flat for few hours,stick it on glass, metal, walls, doors, or any other flat surface ( You should clean the surface before you sitck this product on it ). 5.If the wall is not suitable for sticking, you can choose a small nail to fix it, or you can stick it on a wooden board or hang it and move it by yourself. Size: 78.7"" x 17.7"" Includes: 1?Whiteboard Sticker, 1?Water Pen (pen's color send by random, black or blue).