Acid Free and NO PVC, Blacklotos sleeves material is CPP, it's environmental friendly, and won't do harm to your valuable cards.
Size:56x88mm,perfect for kpop idol photocards.
1 side holographic and 1 side clear, they are NOT double side foiling, BlackLotos sleeves are only holographic 1 side, you can have 2 options for your cards surface by put inside with different side.
Fit your binders, these sleeves are Perfect your valuable cards, when you put them in your binders, they will just fit.
Cute hearts holographic pattern, the design is Inspired by the big hearts under sunshine from life, its a unique cute holographic pattern, they are even more pretty under the light.