Potter's apron with adjustable neck strap.
 
Top of Bib to Hem:  98cm
Width: 63cm
Ties: 96cm long
Cotton Lycra fabric with herringbone tape ties
Front split for wheelwork

The cotton fabric pictured is the 'Original'.  The latest original are very subtly greenish taupe with cream straps.
 
2)  Lightweight version is a tough cotton-lycra - colouring similar to the original pictured
 
3)  Super Lightweight - the current ones have light coloured thin fabric, semi waterproof with light coloured straps (cream).