Schutt Holywood Impact Double First Base design is safer for runners and fielders. Unique design compresses upon impact; one-piece molded base - will not separate. Advanced Compression upon impact to reduce risk of ankle, leg and knee injuries. Patented chevron design on underside of bases. Recommended for recreational and youth levels of play. Anchor plugs and ground anchors sold separately. Dimensions: 30” x 15” x 2 ½” / 4” stanchions.