AIDEA Swedish Dishcloths for Kitchen-10PK, Absorbent Sponge Dish Cloth, Dishcloths for Washing Dishes, Reusable Paper Towels Dish Cloths, Swedish Towels for Home, Kitchen, Glass, 7" x 6"

For the sponge I just use a cheap Swedish Dishcloth cut to size of my palette. I hang it up to dry after a painting session and moisten it before laying it down on my palette again (which is a lid from a Tupperware!). What a Swedish Dishcloth is for those who don't know: https://www.amazon.com/dp/B0DWSSHPP5/ref=sspa_mw_detail_2?ie=UTF8&psc=1&sp_csd=d2lkZ2V0TmFtZT1zcF9waG9uZV9kZXRhaWw My whole wet palette was built from stuff I had at home. Never actually spent any money on it. And it works great!