'Criminal Taste' shoe designer and founder Ditza Aramburo unveiled her new high heels with a stinging secret weapon - a can of pepper spray hidden in the heel! The new shoes are aimed at combating the high rates of violence against women near her hometown of Puebla, Mexico.The design started as a university project but attracted so much hype that Ditza's high heels will be mass produced and offered for sale in 2018, complete with a small pepper spray canister in the heel that can be used in self-defence.