The is a pretty decent deal considering that each of these knives is normally $20+ on their own.
Gerber Evo Folding Knife set - 3 pack includes:
Evo JR (fine edge)
Evo Mid (serrated Tanto blade)
Evo Large (serrated)
Sale price: $19.99 - $10 mail in rebate = $9.99
Please note the mail in rebate will be store credit for Menards. They usually send the rebate within 6 weeks after you mail in the form.
If you don't have a Menards store locally, shipping is available. There are also several other decent deals via their 4th of July sale and Summer Cyber Sale.