What size UV filter does the XSI kit lens use?

I was wondering what UV filter size does Canon EF-S 18-55mm IS Lens
and Canon EF-S 55-250mm IS Lens use?

Canon EF-S 18-55mm IS
Filter size – 58mm

http://www.usa.canon.com/consumer/controller?act=ModelInfoAct&fcategoryid=149&modelid=10512#ModelTechSpecsAct

Canon EF-S 55-250mm IS
Filter size – 58mm

http://www.usa.canon.com/consumer/controller?act=ModelInfoAct&fcategoryid=150&modelid=15700#ModelTechSpecsAct

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