IVSOM, surdo head, goat skin head with aluminum rim, 14" 6 string caixa They bend and warp and

They bend and warp and might show up not looking perfectly round

If you have never heard one it is louder than you might expect

Step up to stage ready performance with the Timbra 12" x 30cm Polished Aluminum Repique

The Timbra brand is known for making high quality handmade instruments

IVSOM, surdo head, goat skin head with aluminum rim, 14" 6 string caixa They bend and warp andGoat skin head made by IVSOM. The aluminum rim is a bit easier to deal with than the goat skin heads with a wooden rim. It seems like many samba schools are moving to this style of goat skin head. This head is great for rebolos and tantans to get the natural warm sound from goat skin.