20 left50+ Quarantine Niches for KDP$0.99$0.99https://schema.org/LimitedAvailabilityusdKDP ResearchKDP Research2 ratingsAdd to cartSize38.8 KBLength2 pagesAdd to wishlist New wishlistCopy product URLRatings5(2 ratings)255 stars100%4 stars0%3 stars0%2 stars0%1 star0%