In general

with a hard liner

Suitable for both interior and exterior mounting on window frames

The package includes basic hardware for both inside and outside mounting

Satya Incense Sticks - Tree Of Life - Box Of 12 Packs Imperial Brown In generalSold by the master case of 12 boxes 15 grams per individual boxes Burn Time: Approx. 30 Minutes Sticks Size: 8" Long Packaging: 15gm x 12pks = 180gms per box approx. 12 to 14 sticks in each individual pack (144 168 sticks per box) Case Quantity: 50 boxes in a master case Hand rolled in India No child labor used No Animal by products Environment friendly Recyclable paper used Non Toxic