-LifeSpan TR1200i Folding Treadmill: $599.44 (Disclaimer: This link contains non-tznius pictures.) This was selling for $999 and is now the lowest price ever from Amazon. -LifeSpan TR1300i Folding Treadmill: $872.58 This was selling for $1,299 and is now the lowest price ever from Amazon. -LifeSpan Under Desk Treadmill: $814.50 This was selling for $999 and Want to continue reading this post? Click here!