European court of human rights, gives us things like the right to life and allowed one of the mothers who lost a child at Hillsborough to argue that he had a right to life.
Clean beaches / swimming water, the blue flag was originally a French idea, when the EU started to use it Britain just declared ti didn't have beaches at many places, including Blackpool. The EU has forced us and other countries to clean up the beaches.
Erasmus - your child can study or do a work placementin Europe an you and they pay £0. In fact for work placements they will get pocket money on top of flights and accommodation.
Paid holidays.
Medical treatment in other EU countries, people on dialysis can now go to Spain (or wherever) and receive treatment while away.
We can bring as much booze as we can carry in to the country without paying tax, anyone else remember you when you could only bring a litre of spirits back?
Compensation for an flights delayed coming in to or out of the an EU airport.
Free university education alongside the locals in some EU countries (And often in English) .
Protected food name status for pork pies and pasties.