TINY COLORED PEBBLES - 2.2lb of beautiful natural decorative white rocks mixed with hues of green, red, black and yellow. Screened and washed.CONSISTENT SIZE - 1/5" to 3/8" (5-10 mm). Best for planters 6" or smaller.APPLICABLE FOR - Great pebbles for plants, vases, terrariums, and aquariums.100% NATURAL - Made of natural raw stones. Non-toxic just like river gravels, color won't fade away through time.TIPS - Only natural stones, no additional fillers, dyes, or oils. Due to transportation bump, it'll be some powder on surface. Before you first use, make sure to wash 2-3 times with water until their surface clean and smooth.