Mani Moguls Clear Builder Gel in a bottle is so easy to work with. Builder Gel has many uses. Adds strength to natural nails, build a tip with a nail form, use over and to fill our new Soft Gelly Tips, fills for our Hard Gelly Tips and also to fill clear acrylic dip powder! 15oz bottle. Builder Gel needs to be cured with a UV/LED lamp. Always lay down a layer of Rubber Gel Base Coat before Builder Gel application for best adhesion!