12-Treatment Crest 3D White Vivid Plus Whitestrips Kit | $15 with code 10VIVIDSNOW | Amazon

“You know, I think my teeth have gotten too white,” said no one ever. Seriously, there’s no limit to the brightness of a perfect smile. Because of this, Amazon has the 12-Treatment Crest 3D White Vivid Plus Whitestrips Kit for $18 when you clip the $5 off coupon on the product page and apply code 10VIVIDSNOW at checkout. That’s $1.25 per treatment and a totally fair price for a smile white enough to glow in the dark.