Awkli 5000pcs Crystal Water Gel Beads Pearls Soil Growing Water Balls Bulk for Vase Filler,Plants Decoration,Toys,Wedding Centerpiece (Clear) NNON-FADE:100% Biodegradable and non-flammable,grow plants without the hassles of dirtys,the Pearl balls are very tiny beads when you receive. AIR FRESHENER: Crystal beads fully absorb spices with the durable aroma, even reusable for many times.You can take it to your wardrobe,bookcase,drawer,cars and any space. MULTI-FUNCTION:It can be ideally used for home and office decoration, weddings, fresh and silk flower arrangements, special gifts for lover, candles berries and more. They add a sparkling accent to vases or bowls for your special occasions. FLEXIBLE DIMENSION: when it is dry as you received it,it's 2.5-3MM;then you put it in the water,laterly it can expand to 15MM. PLEASE NOTE: Color of these beads will change from clear to noctilucent green after adsorbing enough light at night, It may not glow longer and brighter than crystal pearlstar or night light or likewise, but you'll like it for sure.