A beautifully crafted stainless steel spring for our Shroomie darning mushroom,
 
For those who'd love to buy a spare, just in case the first one has somehow vanished into thin air!
 
Simply slip the spring over the cap until it clicks into the groove and away you go.
 
Custom-Made in the U.K. for MoM.
 
Dimensions:
Internal diameter 75mm/3" (approx)