Description

Spongy Wonder’s Noseless Bike Seat MK11 S/M

Spongy Wonder Inc.’s MK11 S/M is designed for 

• two bolt seat post clamps
• seat post clamps requiring a 7mm frame
• seat post clamps that clamp horizontally
• ‘U-bracket’ clamps
• Fancy-Ass interior bikes (Spinners) and exercise bikes. 
• Bromptons

The MK11 gives you everything!:

• Zero pressure on all urological & neurological vessels.
• Additional interface seat cover option
• Adjustable and upgradeable cushions
• 15 year warranty
• Built by Canadian master metal-smiths
• Advanced American material.