There is a collection of chairs Ray Soft from Brunner manufacturer. Collection includes footbase, oak frame, slider, roll and sled-base versions of chair. For each model of base was three versions of back, variated by height.
Model info:
Turbosmooth was used for seats and stitches, you can modify the number of turbosmooth iterations.
Links to manufacturer store:Footbase: https://www.brunner-group.com/en-DE/products/details/ray-soft_9619/A/https://www.brunner-group.com/en-DE/products/details/ray-soft_9629/A/https://www.brunner-group.com/en-DE/products/details/ray-soft_9639/A/
Oak frame:https://www.brunner-group.com/en-DE/products/details/ray-soft_9613/A/https://www.brunner-group.com/en-DE/products/details/ray-soft_9623/A/https://www.brunner-group.com/en-DE/products/details/ray-soft_9633/A/
Slider:https://www.brunner-group.com/en-DE/products/details/ray-soft_9615/A/https://www.brunner-group.com/en-DE/products/details/ray-soft_9625/A/https://www.brunner-group.com/en-DE/products/details/ray-soft_9635/A/
Roll:https://www.brunner-group.com/en-DE/products/details/ray-soft_9618/A/https://www.brunner-group.com/en-DE/products/details/ray-soft_9628/A/https://www.brunner-group.com/en-DE/products/details/ray-soft_9638/A/
Sled-base:https://www.brunner-group.com/en-DE/products/details/ray-soft_9614/A/https://www.brunner-group.com/en-DE/products/details/ray-soft_9624/A/https://www.brunner-group.com/en-DE/products/details/ray-soft_9634/A/