Serfas TBM-20 Tailbones® Memory Foam Waterproof Saddle product-type_arm-warmers This badass bottle of liquid

This badass bottle of liquid magic has been in the works with Muc-Off's lab boffins for over three years

Front zip pocket

even to the bolt-on tow balls

in a lightweight and compact fabric with a 15

Italian thermal fabric

Serfas TBM-20 Tailbones® Memory Foam Waterproof Saddle product-type_arm-warmers This badass bottle of liquidAbout Serfas TBM 20 Tailbones Memory Foam Waterproof SaddleSerfas' latest addition to the Tailbones family introduces a top layer of Memory Foam for a more personalized feel and added comfort. Serfas Tailbones saddles supports the sit bones and provides a smooth comfortable ride using Progressive Density Foam while a Deep Groove Design allows maximum blood flow into the neurovascular bundle for drastically reduced numbness and discomfort. Features90