This car seat extender features a wraparound design with a non-slip base for enhanced safety. Measuring 27.5*21.6*20 inches, it expands the back seat area by 40% for added comfort. Crafted from waterproof, scratch-resistant materials, it protects car seats from mud, hair, and wet paws. The price drops from $49.99 to $19.99 when you apply the coupon code "J3K3AWBW" at checkout. Shipping is free for prime members or on orders over $35.