Strong Water AbsorptionGreen Wet Foam for Artificial Flower Arrangements absorbs water like a sponge and is highly absorbent and breathable. The floral foam keeps the arrangement fresh by suspending water in its pores. Arrangement Of HandicraftsRectangular Floral Foam Florist Foam Brick is great for crafts and floral arrangements, this foam block is great for keeping artificial and original flowers. Extensive ApplicationFlower Foam Blocks Florist Floral Craft Flowers are great for fancy flower arrangements, crafting and flower arrangements. When using artificial flowers and leaves, you can also use decorative artificial grass on it. Ease Of UseFloral Foam Blocks Rectangular Flower Sponge Block are easy to use. simply soak the foam in water, place it in a large, deep water container and cut to size, then place your flower on the foam. Easy To CutFlorist Foam Flower Foam is easy to cut, you can give full play to your DIY creativity and needs. Green Wet Foam can be easily cut into different shapes and sizes to fit all containers.