▁colors ▁are ▁v ibr ant , ▁and ▁they ▁will ▁not ▁fade ▁from ▁the ▁sun ▁or ▁power ▁was hing . ▁As ▁with ▁P IP , ▁its ▁main ▁dis adv antage ▁is ▁high ▁cost . ▁But ▁this ▁limitation ▁is ▁somewhat ▁offset ▁by ▁long ▁life : ▁data ▁from ▁Europe ▁and ▁the ▁U . S . ▁indicate ▁these ▁surfaces ▁have ▁a ▁useful ▁life ▁of ▁at ▁least ▁ 1 0 ▁years . ▁Sh red ded ▁rub ber : ▁This ▁material ▁consists ▁of ▁sh red ded ▁t ires ▁about ▁ 1 ▁× ▁ <0xE2> <0x85> <0x9B> ▁in ch ▁size . ▁The ▁loose ▁particles ▁are ▁spread ▁on ▁the ▁play ground ▁surface ▁where ▁they ▁abs orb ▁shock ▁effectively ▁and ▁meets ▁the ▁A ST M ▁F 1 2 9 2 ▁standard . ▁But ▁there ▁are ▁certain ▁draw back s . ▁The ▁material ▁moves ▁around ▁in ▁a ▁play ground ▁as ▁children ▁play , ▁creating ▁an ▁une ven ▁surface ▁that ▁is ▁not ▁wheel ch air ▁accessible . ▁W ear ▁areas ▁under ▁sw ings ▁and ▁at ▁the ▁base ▁of ▁sl ides ▁are ▁particularly ▁pr one ▁to ▁sc uff ing ▁out . ▁When ▁this ▁occurs , ▁the ▁thick ness ▁of ▁the ▁sh red ded ▁rub ber ▁surface ▁may ▁not ▁be ▁enough ▁to ▁c ush ion ▁falls ▁from ▁originally ▁specified ▁height s . ▁There ▁is ▁also ▁a ▁risk ▁of ▁fire . ▁Only ▁a ▁small ▁number ▁of ▁such ▁fires ▁are ▁reported ▁each ▁year , ▁but ▁they ▁are ▁apt ▁to ▁be ▁extremely ▁hot ▁and ▁may ▁not ▁respond ▁to ▁conventional ▁fire - f ight ing ▁equipment . ▁When ▁this ▁occurs