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wool envelope
size 135x180mm weight 18g
paper envelope
size 145x190mm weight 12g
Total weight 30g. The wool envelope consists of two layers that are easily separable. The inner layer is made from waste wool - wool, that would otherwise be thrown away. Wool creates a shock proof and temperature insulated environment while also stabilizing the humidity levels. The outer layer is made from ProVantage Kraftliner recycled paper. The envelope is sealed with a glue strip (P&S).