Athletic Specialties ABY Youth "Kick-Away" Safety Base Set has solid rubber base stakes that allows this base to disengage it"s anchor system upon a hard slide. Meets Little League Baseball rule 1.06 regarding "bases that disengage their anchor". The base is 14" x 14" with sloped sidewall that measures 1 1/2" thick to help prevent injuries. The set includes 3 bases, 3 solid rubber base stakes, and 3 female rubber ground anchors.