The man, the myth, the legend—give it up for fathers. Birding, hiking, keeping tabs around the neighborhood, there are a million things Dad likes to keep his eye on. For a limited time, celebrate dads with the Father's Day Bundle. Because nailing the perfect Father's Day gift? Call it foresight.

Here's how: add everything below to cart. Check out, and the strap is FREE.

1. 1. Pick a Zoom Tube in Dad's favorite color.
2. 2. Grab an Inspector Microscope.
3. 3. Put a Wrist Loop in your cart (discount auto-applied at checkout).

Offer ends June 18 at 11:59 PM PT

or until supplies last!