Amazon.com: Grave Decorations Vases, Memorial Floral Vases with Foam Inserts Set, Cemetery Cone Vases with Spikes Grave Headstones Flower Holder for Fresh and Artificial Flowers(12 Sets) : Home & Kitchen
Memorial Vase Insert is used to hold silk flowers in place
Styrofoam Vase Insert, 8" x 3", 1pk, Green - Walmart.com
Flower Arrangement Holder Insert
FloraCraft® FloraFōM Vase Insert Green | Michaels
Amazon.com: HLDM Cemetery Vase Rubber Inserts, Cemetery Flowers Holder for Keeping Bouquets in Place, Reusable Alternative to Messy Floral Foam Styrofoam Cones, Create Elegant Grave Decorations for Cemetery : Home & Kitchen