ZAGG.com again knocks 20% off all invisibleSHIELD Full Body Protection products, this time via coupon code "dealnews". It's the still among the best sitewide coupons we've seen this merchant that offers protection for phones, cameras, MP3 players, GPS devices, laptops, and more. Plus, most items carry free shipping. Deal ends December 31. Some best bets, with prices after coupon:

• ZAGG invisibleSHIELD for Apple MacBook 13" Notebook (2nd-generation) for $43.96
• ZAGG invisibleSHIELD for Apple MacBook Pro 15" Notebook (2nd-generation) for $43.96
• see all available invisibleSHIELD protectors