Just put glue to fix the glass mosaic on the coaster, wait for it toair dry, put on , apply granular caulk with the coaster, andthen wipe the excess caulk with a sponge, wait for it to dry and you are done - a cool craft! The user-friendly instruction manual guides you through the process . This mosaic handicraft set is perfect for adults, beginners, and advanced craft enthusiasts.Improving aesthetic and hands-on abilities, a fun project and cherish the spent with your family with this craft kit! it's a very happy and rewarding thing to do! Making mosaic coasters is not only an effective way to relieve stress in your social life, but also a great way to improve your dexterity and fine motor skills, and to stimulate creativity and imagination; there be a strong sense of accomplishment when you are done, and you be proud of yourself. In addition, these projects can expand your mind and build self-confidence. Our mosaic tiles diy kit comes with 6 sets;wooden coaster,colorful mosaics,white lotion,,caulking material and cleaning sponges are included in each set.They be great for building your kits! Mosaic Kit would be very kit! Mosaic coasters are meaningful and excellent gifts that mysteriously,It is versatile and good for various occasions.Such as birthday,anniversary,Valentine's Day,Christmas,holiday gifts,wedding and special occasions.No matter what the occasion, your family and friends love and appreciate this versatile, practical mosaic DIY Package.