Monitor: Dell UltraSharp 27 Monitor - U2717D http://thewirecutter.com/reviews/best-27-inch-monitor/
Desk: Jarvis adjustable height bamboo top desk - I have the rectangle 36 x 27" size, but if I did it again I'd go bigger. https://www.fully.com/desks/desks-by-brand/jarvis-desks/jarvis-adjustable-height-desk-bamboo.html
Anti-fatigue mat: Costco https://www.costco.com/Smart-Step-Home-Anti-Fatigue-Comfort-Mat---Fleur-de-Lys-Series.product.100054719.html
Keyboard: Microsoft Sculpt Ergo http://thewirecutter.com/reviews/comfortable-ergo-keyboard/
Mouse: Shark wireless ergonomic mouse https://www.amazon.com/Wireless-Ergonomic-Vertical-Precision-Optical/dp/B00HEX9JSK
Noise cancelling headphones with mic: Bose quiet comfort headphones https://www.target.com/p/bose-174-quietcomfort-174-25-acoustic-noise-cancelling-174-headphones-ios-white/-/A-16386108?lnk=rec|adaptpdph1_440_2|related_prods_vv|adaptpdph1_440_2|16386108|1
Break timer chrome extension: for taking a 2 min break every hour :) https://chrome.google.com/webstore/detail/break-timer/hklkdbpicdmlpoiellngedpejjkmapei?hl=en
Travel coffee mug: don't want to spill coffee on your fancy at-home office equipment https://www.rei.com/product/114727/rei-co-op-stainless-steel-vacuum-mug-16-fl-oz