Kmart offers the Aladdin 20-oz. Insulated Mason Jar Tumbler in Blue or Clear for $2. Opt for in-store pickup to avoid the $4.99 shipping charge. That's the lowest price we could find by $7. This acrylic jar includes a lid and straw.
Of note, Shop Your Way Rewards members will earn a Kmart credit with this purchase and may be eligible for additional credits and discounts.