Biconvex Lenses | Diameter: 25-mm | Focal Length: 45-mm | Exact specification used by Google Cardboard VR Project | Package include:2 pairs of lens.

Made of real cattle bone, which can offer a better tone than plastic. | Bone nut size:43mmX6mmX8.5MM | Bone saddle size:72mmX3mmx9mm | Package includes 2 pcs nut and 2 pcs saddle. | Many luthiers and guitar manufacturers prefer bone guitar nuts for their instruments. The bone we offer is oxen bone from China. This bone has minimal porosity and a great appearance. Its density and minimal porosity are features that yield good intonation and clarity.

36 PACK: Includes 36pcs of 4"x4" (100mmx100mm) 5/64" (2mm) thick self-adhesive cork sheets | MATERIAL: Made of quality cork with strong self adhesive sticky on the back, these cork backing sheets are durable and sturdy, are soft to touch, not easy to break. The natural softwood is textured well, which is odorless, and the surface is Anti-slip. | CUT INTO ANY SHAPE YOU WANT: The Self Adhesive Cork Squares work great for DIY coasters, you can turns a standard 4 "x4" ceramic or glass tile into coasters with them. You also can easily cut the shape you want. The right size allows you to place it on a variety of items. | WRITE ON THE SURFACE: The color of the wood is classic and elegant, full of natural flavor. You can draw or write on cork tiles. Add your own ideas. Create a unique art craft. The thickness can also overlap. Each cork board can be glued to itself. | WIDE RANGE OF USE --- The cork backing sheets can be easily trimmed with scissors to any size/shape you like; it can be used in offices, schools and homes to withstand high temperatures. And also can work as decorative mini wall tiles and other DIY Crafts by using painting, decals, etc

Bone nut size:43mmX6mmX8.5mm | Bone saddle size:72mmX3mmx9mm | 6pcs Guitar Bone Bridge Pins:Length:30.8mm/1.21inch;Diameter of the head:7.6mm/0.31";Skirt /collar : 5.33mm/0.21";End of post: 3.4mm/0.13"; Length of post: 23.7mm/0.93";Dot's dimension: 3.2mm/0.13" | Made of real cattle bone, which can offer a better tone than plastic. | Package include:6pcs Guitar Bone Bridge Pins+1 pcs Folk Guitar bone nut ( 43mmX6mmX8.5mm)+1 pcs Folk Guitar bone saddle(72mmX3mmx9mm)

With abalone dot and brass circle skirt,100% brand new and unused. | Made of ebony with green abalone dot and brass circle on the head. | Total Length about:28mm,Top Diameter about:8mm,Bottom Diamter about: 3mm | Fit for Martin,Taylor or most of brand acoustic guitar | These beautiful pins are hand-made from the finest quality Ebony. Not only will these stunning pins make your guitar look marvelous, their density and rigidity provide better vibrational transfer through the bridge compared to plastic, so your guitar will sound better too!

With abalone dot and brass circle skirt,100% brand new and unused. | Made of rosewood with abalone dot and brass circle on the head. | Total Length about:28mm,Top Diameter about:7.6mm,Bottom Diamter about: 4.5mm | Fit for Martin,Taylor or most of brand acoustic guitar | These beautiful pins are hand-made from the finest quality rosewood. Not only will these stunning pins make your guitar look marvelous, their density and rigidity provide better vibrational transfer through the bridge compared to plastic, so your guitar will sound better too!

80 PACK: Includes 80pcs of 4"x4" (100mmx100mm) 5/64" (2mm) thick self-adhesive cork sheets. | MATERIAL: Made of quality cork with strong self adhesive sticky on the back, these cork backing sheets are durable and sturdy, are soft to touch, not easy to break. The natural softwood is textured well, which is odorless, and the surface is Anti-slip. | CUT INTO ANY SHAPE YOU WANT: The Self Adhesive Cork Squares work great for DIY coasters, you can turns a standard 4 "x4" ceramic or glass tile into coasters with them. You also can easily cut the shape you want. The right size allows you to place it on a variety of items. | WRITE ON THE SURFACE: The color of the wood is classic and elegant, full of natural flavor. You can draw or write on cork tiles. Add your own ideas. Create a unique art craft. The thickness can also overlap. Each cork board can be glued to itself. | WIDE RANGE OF USE --- The cork backing sheets can be easily trimmed with scissors to any size/shape you like; it can be used in offices, schools and homes to withstand high temperatures. And also can work as decorative mini wall tiles and other DIY Crafts by using painting, decals, etc