Enobu Filter Amazon Kindle Fire HD 7 2013 Blue Light Shield Premium Sceen Protector [2 Pack]- Lifetime Warranty Compatible with Amazon Kindle Fire HD 7 Inch 2013 Version. Prevents eye damage, sleep loss, and disrupted sleeping patterns due to explosure of blue light. Filters 84% chemical ray cut, 28% blue ray cut, and maintains 93% transmittance. The HD enhanced optical Japanese PET film proctects your screen from sractches, smudges, and abrasions. Bubble free installation guaranteed with custom alignment stickers, dust removal tape, application card, microfiber cloth, installation manual, and lifetime warranty program.