Men's underwear is a type of intimate apparel worn by men to protect their genital parts and to maintain their physical health and hygiene. It is also an effective way to prevent the deterioration of outer garments due to perspiration. Men's underwear can be divided into various categories, such as boxer briefs, trunks, and boxers. These garments are made from a variety of materials, including cotton and polyester, and are available in a variety of stores, including departmental and mono-brand chains, as well as online platforms and mass merchants.

复盘美国两轮房地产下行周期，相比其他家具品类，床垫的抗周期能力更强。究其原因，我们认为床垫品类：1）使用体验可感知，且睡眠愈发重要背景下消费 者愿买单；2）产品持续升级+持续消费者教育，可以持续享受品牌/产品溢价；3）美国70%床垫购买由换新需求驱动，相较于其他品类对地产周期敏感度低。