鞋子 (xiézi) means 'shoes.' It is the standard everyday word for footwear in Chinese. The character 鞋 alone also means 'shoe,' but 鞋子 with the suffix 子 is more commonly used in spoken language.
这双鞋子穿着很舒服,我很喜欢。
Zhè shuāng xiézi chuān zhe hěn shūfu, wǒ hěn xǐhuan.
These shoes are very comfortable to wear; I really like them.
下雨天记得穿防水的鞋子。
Xià yǔ tiān jìde chuān fángshuǐ de xiézi.
Remember to wear waterproof shoes on rainy days.
她买了一双新鞋子,颜色特别好看。
Tā mǎi le yī shuāng xīn xiézi, yánsè tèbié hǎokàn.
She bought a new pair of shoes; the color is especially nice.