Ukulele strings:  
Quantity: 5 sets of ukulele strings in package, each set has 4 strings 
Color: transparent
Sizes: 1st/ A: 0.024 x 25.7 inches, 2nd/ E: 0.032 x 27.8 inches, 3rd/ C: 0.034 x 27.8 inches, 4th/ G: 0.028 x 25.7 inches (W x L)
Nice gift for ukulele learner, a good idea to get a back up set for beginner to practice. 

Ukulele felt picks:
Quantity: 10 pieces felt picks total, each color 2 pieces
Color: yellow, gray, black, red, white
Size: 30 x 26 x 3 mm/ 1.18 x 1 x 0.12 inch
The felt picks touches soft and comfortable, will not mark or scratch your ukulele and helps to provide a mellow authentic sound. 
This pick is easier to hold than other plastic picks, and it will give you a smooth playing experience. 

Package includes:
5 Sets of ukulele strings
10 x Felt picks

Notice:
You can remove extra strings for a smaller ukulele after installation, and make sure you buy the right size.

Product Features

• Universal ukulele strings: substitutional strings for soprano (21 inch)/ concert (23 inch)/ tenor (26 inch) ukulele, remove extra strings for a smaller ukulele after installation
• Easy to install: labeling number 1, 2, 3, 4 to differentiate 4 strings and the durable material of nylon help you practice ukulele
• Quantity: 5 sets of white ukulele strings (each set has 4 strings) and 10 pieces felt picks (each color 2 pieces, yellow, gray, black, red, white)
• Sizes of strings: 1st/ A is 0.024 x 25.7 inches, 2nd/ E: 0.032 x 27.8 inches, 3rd/ C: 0.034 x 27.8 inches, 4th/ G: 0.028 x 25.7 inches (W x L)
• Ukulele felt picks: soft material will not scratch your ukulele, can provide a gentle and pleasant sound of the ukulele, adding the clarity of the strumming patterns, stiff enough for solid strumming without being too harsh