1. Pearl cotton

有不同的密度。常見密度為18KG。黑色和白色是常見的顏色。有環(huán)保EPE珍珠棉里料和防靜電EPE珍珠棉里料。珍珠棉作為禮品包裝盒內(nèi)托具有減震防丟功能，是產(chǎn)品運輸中的重要包裝材料。珍珠棉內(nèi)支架不僅外觀光滑，還可以根據(jù)工業(yè)需要自由上色或粘貼圖案。

There are different densities. The common density is 18kg. Black and white are common colors. There are environmental protection EPE pearl cotton lining and anti-static EPE pearl cotton lining. As the inner support of gift packaging box, pearl cotton has the function of shock absorption and loss prevention. It is an important packaging material in product transportation. The pearl cotton inner support not only has a smooth appearance, but also can be colored or pasted freely according to industrial needs.

也是-種用途廣泛、防護性強的禮品包裝盒內(nèi)托材料，可用于易碎產(chǎn)品、玻璃制品等。價格適中。因為珍珠棉顆粒比較大，不太好看，-般都是裝絨布，絨布顏色的選擇也比較多。

It is also a widely used and protective inner support material for gift packaging box, which can be used for fragile products, glass products, etc. The price is moderate. Because the pearl cotton particles are relatively large and not very good-looking, - they are usually filled with flannelette, and there are many choices of flannelette color.

2.海綿內(nèi)托

2. Sponge inner support

它是由聚氨酯與甲苯異氰酸酯 (TDI) 或二異氰酸酯(MDI)發(fā)生粘接反應(yīng)而制成的塑料制品。根據(jù)內(nèi)部氣泡的大小， 可以反映各種密度,并可以根據(jù)需要通過成型制成各種形狀。廣泛應(yīng)用于各行各業(yè)的禮品包裝盒內(nèi)托，主要用于防震、保溫、填充材料、兒童玩具等。

It is a plastic product made of polyurethane and toluene isocyanate (TDI) or diisocyanate (MDI). According to the size of internal bubbles, various densities can be reflected, and various shapes can be formed according to needs. It is widely used in the inner support of gift packaging boxes in all walks of life, mainly for shockproof, thermal insulation, filling materials, children's toys, etc.

防護性能相當于珍珠棉，但外觀看起來比較精致,不裝絨也很漂亮。常用于需要保護和注重外觀的產(chǎn)品，如精細文具、玩具等。價格比珍珠棉略貴。

The protective performance is equivalent to pearl cotton, but it looks exquisite outside. It is also beautiful without velvet. It is often used for products that need to be protected and pay attention to appearance, such as fine stationery, toys, etc. The price is slightly more expensive than pearl cotton.

3. EVA內(nèi)拖

3. EVA inner drag

EVA內(nèi)托能很好的固定產(chǎn)品，避免振動因素對其性能的影響，具有環(huán)保、防靜電、防火等性能，化學穩(wěn)定性好，抗老化、耐臭氧，柔韌性好;所以價格也比較高。

EVA internal can fix the product well, avoid the influence of Vibration Factors on its performance. It has the functions of environmental protection, antistatic and fire prevention. It has good chemical stability, anti-aging, ozone resistance and good flexibility. So the price is also relatively high.

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