Resistant to penetration from spikes, this double impact first base has been cleverly constructed from high quality durable rubber. Double wide at 30 inches with two stanchions which fit into Hollywood ground anchors, the base"s design also allows for its compression when a runner slides over it. * Anchors and base plugs sold separately. Constructed of high quality rubber with honeycomb design for flexibility and durability. Base compresses as runner slides into it. Replaceable steel stanchion fits the Hollywood ground anchor. Double wide with 2 stanchions to fit into Hollywood ground anchors. White side is for fielder, orange side for runner