Contact Us Today: 0044 (0)1283 520 400
  • Product:
    Moulded Seat Insert (MSI)
  • Product Type:
    Custom Moulded Seating
  • Age Range:
    Baby to Adult
  • Enquire Today:

Custom moulded seating solutions for complex postures, comfort and peace of mind

Special Seating Assessment Casting BagCustom moulded Seating has been used extensively for many years and MSI’s have proven their ability to accommodate the most complex of problems for all ages of client from infant to adult. Our moulded seating provides total support and comfort. MSI’s provide excellent accommodation of severe and complex postural needs.

Vacuum bag technology allows us to match your body contours

Infinitely variable, moulded seating can be tuned to suit the very specific needs of the client and produces an extremely lightweight form of seating which is superbly versatile, allowing it to interface with most mobility devices for indoor and outdoor use.





Moulded seating remains one of the most effective forms of seating in the special seating field being able to accommodate the most complex of seating needs.  It provides support, moulded around the user to ensure they are well supported and comfortable.

All Moulded Seats are custom built for the individual user and can be used with a wide range of mobility bases.

Advice and Assessment

For further advice regarding Custom Moulded Seating or any other SOS Specialised Seating products please contact our Customer Service Department.

Key Features

Key Features

  • Custom made seat system
  • Provides excellent accommodation of complex seating problems with good weight distribution and pressure management
  • Moulded seat shell available in various colourful designs
  • Quilted stretch covers in a range of colours
  • Can be interfaced into most types of mobility equipment
  • Covers easily removed for cleaning and maintenance
  • Suitable for use in transportation with suitably qualified wheelbase
  • Easily equipped with a range of accessories to meet all additional requirements
  • Robust and lightweight
  • Easily removed from host wheelchairs
Accessories and Extras

Options & Accessories

Poziform Wheelchair Harnesses and supports, Specialised Orthotic Services SOS

Harnesses and Supports

SOS offer a range of harnesses and supports to accompany your specialist seating.  Please see the options and accessories section for more information.

Poziform Harnesses
Parts and Accessories

Colours and Embroidery

Colours and Materials

We offer a wide range of colours, materials and patterns on our seating products.

The MSI moulded seat can be made using, soft velours, wipe clean vinyls and terry toweling.  The seat back is available in a range of colours and printed patterns.

For the full range of colours please follow the link below:

Colours and embroidery




Patterns and Transfers


Textured Velour

Light Blue Crushed Velour Special Seating cover material

Terry Toweling


Brochures and Manuals