Levis has the Levi's Big Boys' Cargo Joggers (Charcoal Heather Grey) for $23 - 50% off with coupon code EXTRA50 in cart =  $11 with free in-store pickup or $8 shipping. Red Tab members get 20% off their first order + free shipping (free to join).

Made of 60% cotton / 40% polyester, has elastic waistband and two side pockets.