Pu Imported Enjoy artificial spring botanicals and blooms any time of the year with high-quality polyurethane flowers that stay beautiful. These vibrant bearded irises are the stems that make your everyday vase arrangement pop. Pack of 4 stems, dimension: 16" Tall ( 15"long stem+3"tall bloom) Material: polyether polyurethane (Latex free. The invention of PU flowers used polyether polyurethane (PU) foam instead of plastic or silk to offer a more natural look and feel, which sometimes can be mistaken as a real flower. Enjoy artificial spring botanicals and blooms any time of the year with high-quality polyurethane flowers that stay beautiful. These vibrant bearded irises are the stems that make your everyday vase arrangement pop. Pack of 4 stems. - 18" Tall ( 15"long stem+3"tall bloom) - Flower size:3" Tall x 4"wide - 9 Flower petals - Flexible wired plastic stem - PU leaves and flower petals 【What is PU flower? How to Care】 PU, latex free. The invention of PU flowers used polyether polyurethane (PU) foam instead of plastic or silk to offer a more natural look and feel, which sometimes can be mistaken as a real flower. --How to Clean PU Flowers-- Clean the blooms and leaves by wiping them with a small amount of water. Make sure to dry your fake flowers thoroughly before storing them.