Scalextric Slot Car Track Not Working

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Anyone know where I might find replacement braids for these Hot Wheels 1:64 slot cars? My kids got this used set for Christmas and the

hot slot 777 crown Hot Wheels Slot Car Track Set Beginner Level 83105 15 pcs Lane Curve Replacement ; Quantity 1 available ; Item Number 393310393959 ; Brand Hot Wheels ; Type Car

hot slot_ 777 rubies slot Any player can access a hot-wired car If doors are locked, you can : The car key is inserted into the key slot, but is not turned