【Weight & Size】Weight: 20 lbs bag. The rock sizes are screened through a machine sieve, with a size range of 2-3 inches. These stones are not artificially standardized products, most rocks are between 2.2 and 2.7 inches in size. Keep in mind that rocks are really heavy, smaller than expected in volume and quantity 【Note】White rocks are not pure white, some of their surfaces are yellow or gray. Pebbles are made solely from natural rocks and pure paraffin, if you need to put it in a fish tank, please wash the surface with hot soapy water or detergent, then wash it with clean water. If you have any questions, you can contact us at any time, and we will do our best to solve your problems 【Rocks for Plants】The round and smooth white rocks cover large plant pots or house eddges, which can provide good drainage, help the soil retain moisture, and add beauty to your garden. The rocks does not deteriorate like other coverings and is a permanent and cost-effective alternative to annual wood covering 【Whte Stones for Landscaping】Decorative rocks can be used for a variety of purposes. Great for decoration of potted plants luck bamboo aquarium glass container bird fountains fish tank and outdoor garden. D I Y designing wall, fireplace, craft project, walkways pavement and other decor is a new experience. If you have a better idea, please share it with us under the review 【White Rocks】FANTIAN white large rocks are natural and non-toxic, and no dyes are used to produce pebbles. The surface of white stone may have some uneven cracks and small holes. But they are very clean and have no dust or powder attached In the process of hundreds of millions of years of evolution, the pebbles have withstood the motion of waves, and the collision and friction of the gravel finally reached your hand. It is natural and non-toxic. Different shapes, patterns and colors make the pebbles unique. This is Artwork of nature