Ripstop nylon parachute, with nylon shroud lines. Strong and light, suitable for mid-size and larger model rockets.
The cloth is laser cut, for maximum precision. This cutting technique actually lightly melts the nylon fibres thus avoiding frying.

Specs

Fabric: Laser cut ripstop nylon
Diameter: 125 cm (50") 
Shroud lines: 10
Shape: round
Weight: 50 g
Rocket weight: 600 - 1400 g