Sea Glass Decorative Accent Glass. The perfect vase filler that will add color and beauty to floral designs, use in candle holders and decorative bowls or can be scented and used as potpourri, makes a great home decor or gift embellishment! They can be used for terrariums or aquariums. The quality glass pieces have been tumbled for 18 hours giving them a maximum smoothness making them ideal for stepping stone and mosaic projects too. This package contains (1) 16oz/454g mesh bag of glass. Available in a variety of colors and color combinations, each sold separately.