This 18-Pack of Babyproof Edge Protectors, originally $10.19, is on sale for $8.15 at Marpesia Co via Amazon. The price falls to $7.33 when you click the on-site coupon. Shipping is free when you use a Prime account or free Prime trial. Shipping is also free when you spend $25 or more. Otherwise, it adds $5.99. Similar sets sell for $18 or more elsewhere. These PVC edge protectors feature 3M adhesive backings.