JAM PAPER Holiday Bubble Padded Mailers - Large - 10 1/2 x 16 - Christmas Tree Design - 6/Pack Christmas Tree Design Size: Large, 10 1/2 x 16 inches Quantity: 6 per pack These decorative bubble mailers feature a padded interior and self adhesive closure. These holiday bubble cushioning padded envelopes are perfect for packaging and sending gifts during the holiday season. They come in three different sizes and five different patterns.