BuyDig offers the LG Active-Dynamic Shutter 3D Glasses, model no. AG-S350, for $34.99. Coupon code "3DFUN" cuts them to $17.99. With free shipping, that's $2 under our mention from three days ago, $42 off list, and the lowest total price we've seen. They feature Bluetooth and a rechargeable battery and are compatible with LG's PM4700, PM6700, PM6900, and PM9700 series televisions.