▁cool er ▁or ▁a ▁mant le , ▁is ▁a ▁large , ▁nearly ▁square ▁blank et ▁with ▁t ies ▁that ▁is ▁d rap ed ▁over ▁a ▁horse ▁that ▁is ▁hot ▁and ▁swe aty ▁from ▁an ▁inten se ▁work out , ▁or ▁one ▁that ▁has ▁just ▁been ▁b athed ▁and ▁is ▁wet ▁all ▁over . ▁ ▁It ▁is ▁commonly ▁made ▁of ▁w ool ▁or ▁synth etic ▁fle e ce , ▁though ▁a ▁few ▁designs ▁are ▁made ▁of ▁w oven ▁cot ton . ▁It ▁is ▁worn ▁as ▁the ▁horse ▁is ▁being ▁walked ▁to ▁cool ▁down ▁and ▁allows ▁enough ▁air ▁circul ation ▁for ▁the ▁horse ▁to ▁dry , ▁but ▁slow s ▁the ▁rate ▁of ▁dry ing ▁to ▁prevent ▁the ▁horse ▁from ▁becoming ▁hypoth erm ic . ▁ ▁It ▁is ▁designed ▁so ▁it ▁can ▁be ▁tied ▁shut ▁in ▁front ; ▁most ▁designs ▁have ▁a ▁small ▁brow band ▁which ▁can ▁be ▁used ▁to ▁keep ▁it ▁position ed ▁well ▁up ▁on ▁the ▁neck , ▁and ▁it ▁may ▁have ▁a ▁loose ▁cord ▁that ▁goes ▁beneath ▁the ▁tail ▁to ▁prevent ▁the ▁wind ▁from ▁blow ing ▁it ▁off ▁from ▁the ▁rear , ▁but ▁usually ▁it ▁has ▁no ▁other ▁stra ps ▁or ▁attach ments . ▁ ▁It ▁is ▁intended ▁to ▁be ▁used ▁on ▁a ▁horse ▁while ▁the ▁animal ▁is ▁being ▁led ▁or ▁held ▁by ▁a ▁person , ▁and ▁not ▁left ▁on ▁an ▁un att ended ▁horse . ▁In ▁wind y ▁weather , ▁a ▁loose ▁sur cing le ▁may ▁be ▁added ▁to ▁prevent ▁the ▁cool er ▁from ▁blow ing ▁completely ▁off . ▁▁▁ ▁A ▁tradition