Shutter is made of biodegradable plastic

Shutter is made of a biodegradable plastic material having a continuous phase composed of an aliphatic polyester, namely, polybutylene succinate and / or polyethylene adipate, and a dispersed phase of lactic acid, wherein the aliphatic polyester component is in a proportion of at least 50 wt .-% of the material and the poly lactic acid is dispersed in the form of particles in the aliphatic polyester, wherein the closure member is a slide fastener, a male fastener member of a separable fastening device, a female fastening member of a separable fastener or a Velcro fastener.