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chair - https://www.amazon.com/GUNJI-Computer-Ergonomic-Adjustable-Executive/dp/B0868QBC5W/ref=sr_1_4?dchild=1&keywords=gunji+office+chair&qid=1608436332&s=office-products&sr=1-4 (the exact model of gray colour is not available, also it got more expensive)
keyboard - gmmk tkl, nk sherbet switches
laptop stand - basic aluminium one with height adjustment
mousepad - corsair mm350, however i have a wicked bunny sprint l on the way, and i will get a vaxee mouse pretty soon (they are coming out with a new model) which i really need becsause mine is an 8 year old one which was even budget for the time, and has a laser sensor with no side buttons.