保温杯,单手操作,保温效果好。
https://www.google.com/shopping/product/13083418842535478667?rlz=1C1CHBF_enUS889US890&sxsrf=ALeKk01hhzOq1tb4HYTUcfofTT5FyRmaiA:1621093029036&q=Contigo+Autoseal+Assortment+24+ounce&spell=1&biw=1920&bih=890&prds=eto:13427872562135604414_0
Diffuser,透水性超好,size 很小,一般杯子都放得进去。
https://www.amazon.com/gp/product/B08B85B78G/ref=ppx_yo_dt_b_asin_title_o00_s00?ie=UTF8&psc=1