EXCELLENT QUALITY - These floral foam bricks are made of soft fine foam, which is light, odourless, portable and absorbs water quickly. The bricks are dark green in colour and heavy as lead when they absorb water. It is used in floral arrangements. EASY TO USE - When arranging flowers with floral foam block, cut the block into suitable sized pieces and put it them in water. Allow it to sink and absorb enough water naturally before removing it to a container and inserting the flowers into it. PERFECT SIZE - These dry florist foam blocks are pre-cut to a size of 23 x 11 x 7cm. You can cut them in any shape you want, such as cube, cylinder and other common sizes. The block effectively holds the flowers in place, keeps them moisturised and increase the flower arrangement area. CREATIVE FLORAL ART - The flower foam block is suitable for both amateurs as for professional florists! It is used for flower baskets and for arranging flowers in wide mouth and shallow vases. The foam block can be used for fresh flowers and artificial flowers. WORRY-FREE PURCHASE - If you have any dissatisfaction with our green florist foam within 30 days after receiving the product, you can contact us for a refund. Feel free to email us and let us know if you have any questions or feedback about our product. We are dedicated to providing you a satisfactory shopping satisfaction.